Concave downward graph - Possible Answers: Correct answer: Explanation: The intervals where a function is concave up or down is found by taking second derivative of the function. Use the power rule which states: Now, set equal to to find the point (s) of infleciton. In this case, . To find the concave up region, find where is positive.

 
Let's look at the sign of the second derivative to work out where the function is concave up and concave down: For \ (x. For x > −1 4 x > − 1 4, 24x + 6 > 0 24 x + 6 > 0, so the function is concave up. Note: The point where the concavity of the function changes is called a point of inflection. This happens at x = −14 x = − 1 4.. What is jso

This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: What are all values of x for which the graph of y=4−x2 is concave downward? (A) No values of x (B) x<4 (C) x>−4 (D) x<−4 (E) x>4. There are 2 steps to solve this one. The concavity of the graph of a function refers to the curvature of the graph over an interval; this curvature is described as being concave up or concave down. Generally, a concave up curve has a shape resembling "∪" and a concave down curve has a shape resembling "∩" as shown in the figure below. How to find the concavity of a function. An inflection point requires: 1) that the concavity changes and. 2) that the function is defined at the point. You can think of potential inflection points as critical points for the first derivative — i.e. they may occur if f"(x) = 0 OR if f"(x) is undefined. An example of the latter situation is f(x) = x^(1/3) at x=0.A section that is concave down is defined as an interval on the graph where such a line will be below the graph. The segment line in green is concave down. The segment line in blue is concave up.“concave” or “convex down” used to mean “concave down”. To avoid confusion we recommend the reader stick with the terms “concave up” and “concave down”. Let's now continue Example 3.6.2 by discussing the concavity of the curve.The major difference between concave and convex lenses lies in the fact that concave lenses are thicker at the edges and convex lenses are thicker in the middle. These distinctions...Free Functions Concavity Calculator - find function concavity intervlas step-by-stepSep 13, 2020 ... Comments11 · Sketch the Graph the Function using Information about the First and Second Derivatives · Concavity, Inflection Points, Increasing ....Use a number line to test the sign of the second derivative at various intervals. A positive f ” ( x) indicates the function is concave up; the graph lies above any drawn tangent lines, and the slope of these lines increases with successive increments. A negative f ” ( x) tells me the function is concave down; in this case, the curve lies ... Our expert help has broken down your problem into an easy-to-learn solution you can count on. See Answer See Answer See Answer done loading Question: Use the given graph of the derivative f' of a continuous function f over the interval (0,9) to find the following. y = f'(x (a) on what interval(s) is f increasing? Facebook today unveiled a new search feature for its flagship product, facebook.com, that creates new competition for online information providers ranging from search engines to re...In terms of the second derivative, we can summarize our earlier discussion as follows. The graph of y = f ( x) is concave upward on those intervals where y = f " ( x ) > 0. The graph of y = f ( x) is concave downward on those intervals where y = f " ( x ) < 0. If the graph of y = f ( x) has a point of inflection then y = f " ( x) = 0.If a is negative then the graph of f is concave down. Below are some examples with detailed solutions. Example 1 What is the concavity of the following quadratic function? f(x) = (2 - x)(x - 3) + 3 Solution to Example 1 Expand f(x) and rewrite it as follows f(x) = -x 2 + 5x -3 The leading coefficient a is negative and therefore the graph of is ...Calculus questions and answers. Identify the open intervals on which the graph of the function is concave upward or concave downward. Assume that the graph extends past what is shown. Note Use the letter U for union. To enter ∞, type infinity Enter your answers to the nearest integer If the function is never concave upward or concave downward ...Similarly, a function is concave down if its graph opens downward (Figure 2.6.1b ). Figure 2.6.1. This figure shows the concavity of a function at several points. Notice that a function can be concave up regardless of whether it is increasing or decreasing.The graph of a function f is concave up when f ′ is increasing. That means as one looks at a concave up graph from left to right, the slopes of the tangent lines will be increasing. Consider Figure 3.4.1 (a), where a concave up graph is shown along with some tangent lines. Notice how the tangent line on the left is steep, downward, corresponding to a …Are you tired of spending hours creating graphs and charts for your presentations? Look no further. With free graph templates, you can simplify your data presentation process and s...The graph of a concave function is a curve that is bowed downward, and it looks like a frown. For example, the function f(x) = -x^2 is a concave function because its second derivative is -2, which is negative.A function f is convex if f’’ is positive (f’’ > 0). A convex function opens upward, and water poured onto the curve would fill it. Of course, there is some interchangeable terminology at work here. “Concave” is a synonym for “concave down” (a negative second derivative), while “convex” is a synonym for “concave up” (a ...Question: You are given the graph of a function f. The x y-coordinate plane is given. The curve enters the window in the second quadrant nearly horizontal, goes down and right becoming more steep, is nearly vertical at the point (0, 1), goes down and right becoming less steep, crosses the x-axis at approximately x = 1, and exits the window just below theSecond Derivative and Concavity. Graphically, a function is concave up if its graph is curved with the opening upward (Figure \(\PageIndex{1a}\)). Similarly, a function is concave down if its graph opens downward (Figure \(\PageIndex{1b}\)).. Figure \(\PageIndex{1}\) This figure shows the concavity of a function at several points.Question: Determine the open intervals on which the graph is concave upward or concave downward. (Enter your answers using interval notation. If an answer does not exist, enter DNE.) f (x) = −x3 + 6x2 − 3x − 6 concave upward concave downward. Determine the open intervals on which the graph is concave upward or concave downward.An inflection point requires: 1) that the concavity changes and. 2) that the function is defined at the point. You can think of potential inflection points as critical points for the first derivative — i.e. they may occur if f"(x) = 0 OR if f"(x) is undefined. An example of the latter situation is f(x) = x^(1/3) at x=0.The function y = f (x) is called convex downward (or concave upward) if for any two points x1 and x2 in [a, b], the following inequality holds: If this inequality is strict for any x1, x2 ∈ [a, b], such that x1 ≠ x2, then the function f (x) is called strictly convex downward on the interval [a, b]. Similarly, we define a concave function.Step 1. The question is based on plot of graph. Select the graph which satisfies all of the given conditions. Justify your answer in terms of derivatives and concavity information below. You should explain why the graph you chose is correct as opposed to a solution by eliminating options. Specifically, your explanation should be a guide for how ...Also, g00(x) <0 when xis in (1 ; p 3) or (0; p 3), and g00(x) >0 when xis in (0) p 3; Lecture 10: Concavity 10-4 or ( p 3;1). Hence the graph of g is concave downward on (1 ; p 3) and …A graph plots good Y versus good X. The graph is a concave downward curve.The horizontal axis is labeled good X. The vertical axis is labeled good Y. The graph is a concave downward curve that begins at a point marked B on the vertical axis. It goes down and to the right with increasing steepness through point C and ends on the …This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: What are all values of x for which the graph of y=4−x2 is concave downward? (A) No values of x (B) x<4 (C) x>−4 (D) x<−4 (E) x>4. There are 2 steps to solve this one.Possible Answers: Correct answer: Explanation: The intervals where a function is concave up or down is found by taking second derivative of the function. Use the power rule which states: Now, set equal to to find the point (s) of infleciton. In this case, . To find the concave up region, find where is positive.Calculus. Find the Concavity f (x)=x^3-12x+3. f (x) = x3 − 12x + 3 f ( x) = x 3 - 12 x + 3. Find the x x values where the second derivative is equal to 0 0. Tap for more steps... x = 0 x = 0. The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the ...In terms of the second derivative, we can summarize our earlier discussion as follows. The graph of y = f ( x) is concave upward on those intervals where y = f " ( x ) > 0. The graph of y = f ( x) is concave downward on those intervals where y = f " ( x ) < 0. If the graph of y = f ( x) has a point of inflection then y = f " ( x) = 0.Jun 12, 2020 ... Determine the Open t-intervals where the Graph is Concave up or Down: x = sin(t), y = cos(t) If you enjoyed this video please consider ...If f′(a) > 0 f ′ ( a) > 0, this means that f f slopes up and is getting steeper; if f′(a) < 0 f ′ ( a) < 0, this means that f f slopes down and is getting less steep.Graphically, a graph that's concave up has a cup shape, ∪ ‍ , and a graph that's concave down has a cap shape, ∩ ‍ . Want to learn more about concavity and differential calculus? Check out this video .Sep 13, 2020 ... Intervals Where Function is Concave Up and Concave Down Polynomial Example If you enjoyed this video please consider liking, sharing, ...Concave downward: $\left(-\infty, -\sqrt{\dfrac{3}{2}}\right)$ and $\left(1,\sqrt{\dfrac{3}{2}}\right)$; Concave upward: $\left(-\sqrt{\dfrac{3}{2}}, -1\right)$ and $\left(\sqrt{\dfrac{3}{2}}, \infty\right)$Sep 13, 2020 ... Intervals Where Function is Concave Up and Concave Down Polynomial Example If you enjoyed this video please consider liking, sharing, ...Identify the open intervals on which the graph of the function is concave upward or concave downward. Assume that the graph extends past what is shown 10 18- 6 4- 10 La 6 -4 -2- -4- 1 Nole. Use the letter Ufor union. To enter type infinity Enter your answers to the nearest integer If the function is never concave upward or concave downward ...(a) At what values of x does this function have local maximum values? (b) On what intervals is the function concave upward (c) Use a graph to solve the following equation correct to decimal places si -02 19-20 Lat (x) - Crude, where is the function whose graph is shown (a) At what values of x do the local maximum and minimum values of occurOn graph A, if you draw a tangent any where, the entire curve will lie above this tangent. Such a curve is called a concave upwards curve. For graph B, the entire curve will lie below any tangent drawn to itself. Such a curve is called a concave downwards curve. The concavity’s nature can of course be restricted to particular intervals.Are you in need of graph paper for your math assignments or engineering projects? Look no further. In this ultimate guide, we will explore the world of free graph paper templates t...Facebook today unveiled a new search feature for its flagship product, facebook.com, that creates new competition for online information providers ranging from search engines to re...Concave up (also called convex) or concave down are descriptions for a graph, or part of a graph: A concave up graph looks roughly like the letter U. A concave down graph is shaped like an upside down U (“⋒”). They tell us something about the shape of a graph, or more specifically, how it bends. That kind of information is useful when it ...Find step-by-step Calculus solutions and your answer to the following textbook question: Determine where the given function is increasing and decreasing and where its graph is concave upward and concave downward. Sketch the graph of the function. Show as many key features as possible (high and low points, points of inflection, vertical and horizontal …Question: Find the point of inflection of the graph of the function. (If an answer does not exist, enter DNE.) f (x) = x3 − 6x2 + 22x − 28 (x, y) = Describe the concavity. (Enter your answers using interval notation. If an answer does not exist, enter DNE.) concave upward concave downward. Find the point of inflection of the graph of the ...Concave-Up & Concave-Down: the Role of \(a\) Given a parabola \(y=ax^2+bx+c\), depending on the sign of \(a\), the \(x^2\) coefficient, it will either be concave-up or concave-down: \(a>0\): the parabola will be concave-up \(a<0\): the parabola will be concave-downQuestion: Let f (x) = x loga x The graph of f is concave upward on the interval (0, ») if the base a is in the interval , U (s, o, r o») (r, s) O [r, s] O None The graph of f is concave downward on (0, o) if the base a is in the interval (-«o, t) … Concave-Up & Concave-Down: the Role of \(a\) Given a parabola \(y=ax^2+bx+c\), depending on the sign of \(a\), the \(x^2\) coefficient, it will either be concave-up or concave-down: \(a>0\): the parabola will be concave-up \(a<0\): the parabola will be concave-down Figure 9.32: Graphing the parametric equations in Example 9.3.4 to demonstrate concavity. The graph of the parametric functions is concave up when \(\frac{d^2y}{dx^2} > 0\) and concave down when \(\frac{d^2y}{dx^2} <0\). We determine the intervals when the second derivative is greater/less than 0 by first finding when it is 0 or undefined.Figure 6.3 shows how the de- creasing speed leads to a decreasing slope and a graph which bends downward; thus the graph is concave down. Table 6.3 Karim's ...Marking the Concave Down Intervals. Step 2: Write the intervals from step 1 in interval notation by reading the graph from left to right. The concave down portion on the left extends forever to ...Sal introduces the concept of concavity, what it means for a graph to be "concave up" or "concave down," and how this relates to the second derivative of a function. Created by Sal Khan.Use a comma to separate answers as needed.) OB. The graph is never concave upward. Example of what answer should look like Find the intervals on which the graph of f is concave upward, the intervals on which the graph of fis concave downward, and the inflection points f(x) = ln (x2-4x +40) For what interval(s) of x is the graph of f concave …The concavity of a function/graph is an important property pertaining to the second derivative of the function. In particular: If 0">f′′(x)>0, the graph is concave up (or convex) at that value of x. If f′′(x)<0, the graph is concave down (or just concave) at that value of x.Question: For the graph shown, identify a) the point (s) of inflection and b) the intervals where the function is concave up or concave down. a) The point (s) of inflection is/are (Type an ordered pair. Use a comma to separate answers as needed.) There are 2 …concavity\:y=\frac{x^2+x+1}{x} concavity\:f(x)=x^3 ; concavity\:f(x)=\ln(x-5) concavity\:f(x)=\frac{1}{x^2} concavity\:y=\frac{x}{x^2-6x+8} concavity\:f(x)=\sqrt{x+3} …Concave downward: $\left(-\infty, -\sqrt{\dfrac{3}{2}}\right)$ and $\left(1,\sqrt{\dfrac{3}{2}}\right)$; Concave upward: $\left(-\sqrt{\dfrac{3}{2}}, -1\right)$ and $\left(\sqrt{\dfrac{3}{2}}, \infty\right)$The point at (negative 1, 0.7), where the graph changes from moving downward with increasing steepness to downward with decreasing steepness is the inflection point. The part of the curve to the left of this point is concave down, where the curve moves upward with decreasing steepness then downward with increasing steepness.The Second Derivative Test relates the concepts of critical points, extreme values, and concavity to give a very useful tool for determining whether a critical point on the graph of a function is a relative minimum or maximum. The Second Derivative Test: Suppose that c c is a critical point at which f′(c) = 0 f ′ ( c) = 0, that f′(x) f ...Transcribed image text: Use the given graph of f over the interval (0, 6) to find the following. 0 1 (a) The open intervals on which f is increasing. (Enter your answer using interval notation.) 1,3 (b) The open intervals on which f is decreasing. (Enter your answer using interval notation.) (c) The open intervals on which f is concave upward.In mathematics, a concave function is one for which the value at any convex combination of elements in the domain is greater than or equal to the convex combination of the values …Are you tired of spending hours creating graphs and charts for your presentations? Look no further. With free graph templates, you can simplify your data presentation process and s...Question: Describe the test for concavity: Form test intervals by using the values for which the or does not exist and the values at which the function is Using the test intervals, determine the sign of the The graph is concave upward if the - Then the graph is concave downward if the. There are 3 steps to solve this one.Determine the open intervals on which the graph is concave upward or concave downward. (Enter your answers using interval notation. If an answer does not exist, enter DNE.) y = 2 x − 3 tan x r (− 2 x 2 π ) concave upward concave downward LARCALC11 3.4.016. Determine the open intervals on which the graph is concave upward or …Determine the intervals where the graph of f is concave upward and where it is concave downward. (Enter your answers using interval notation.) concave upward concave downward. Find the inflection point of f. (If an answer does not exist, enter DNE.) Transcribed Image Text: Bb Assessn X Chegg X A Test II WA 3-4-006 X b Answer X C …Determine the open intervals on which the graph of the function is concave upward or conceve downward. (Enter your answers using interval notation, If an answer does not exist, enter DN y = − x 3 + 3 x 2 − 6 concave upward concave downward Find all relative extrema of the function. Use the Second-Derivative Test when applicable.The reflection on the front side of the spoon was upside down and smaller in size. Unlike plain mirrors, spoons have curved surfaces. The front side of a spoon is curved inwards. Such a surface is called concave. The inside part of a bowl is also an example of a concave surface. Concave mirrors are used in various medical practices.For f (x) = − x 3 + 3 2 x 2 + 18 x, f (x) = − x 3 + 3 2 x 2 + 18 x, find all intervals where f f is concave up and all intervals where f f is concave down. We now summarize, in Table 4.1 , the information that the first and second derivatives of a function f f provide about the graph of f , f , and illustrate this information in Figure 4.37 .This video defines concavity using the simple idea of cave up and cave down, and then moves towards the definition using tangents. You can find part 2 here, ... 2. I'm looking for a concave down increasing -function, see the image in the right lower corner. Basically I need a function f(x) which will rise slower as x is increasing. The x will be in range of [0.10 .. 10], so f(2x) < 2*f(x) is true. Also if. I would also like to have some constants which can change the way/speed the function is concaving. In Exercises 5 through 20, determine where the given function is increasing and decreasing and where its graph is concave upward and concave downward. Sketch the graph of the function. Show as many key features as possible (high and low points, points of inflection, vertical and horizontal asymptotes, intercepts, cusps, vertical tangents). 5.Calculus. Find the Concavity f (x)=x^3-12x+3. f (x) = x3 − 12x + 3 f ( x) = x 3 - 12 x + 3. Find the x x values where the second derivative is equal to 0 0. Tap for more steps... x = 0 x = 0. The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the ...Transcribed image text: Use the given graph of f over the interval (0, 6) to find the following. 0 1 (a) The open intervals on which f is increasing. (Enter your answer using interval notation.) 1,3 (b) The open intervals on which f is decreasing. (Enter your answer using interval notation.) (c) The open intervals on which f is concave upward. A graph plots investment goods versus consumer goods. The graph is a concave downward curve.The horizontal axis is labeled consumer goods. It ranges from 0 to 4 in increments of 1. The vertical axis is labeled investment goods. It ranges from 0 to 10 in increments of 1. The graph is a concave downward curve that begins (0, 10). 1. Find the intervals on which the graph of f is concave upward, the intervals on which the graph of f is concave downward, and the inflection points. f(x)= -x^4 + 12x^3 - 12x + 19 For what interval(s) of x is the graph of f concave upward? 2. For the function f(x)= (8x-7)^5 a. The interval(s) for which f(x) is concave up. b.Concave Function. A concave function is a mathematical function that has a downward curve, meaning that any line segment drawn between any two points on the graph of the function will lie below or on the graph.In other words, the function is “curving inward.” Mathematically, a function \(f(x)\) is concave if its second derivative, \(f''(x)\), is …Graph paper is a versatile tool that is used in various fields such as mathematics, engineering, and art. It consists of a grid made up of small squares or rectangles, each serving...Concavity introduction. Google Classroom. About. Transcript. Sal introduces the concept of concavity, what it means for a graph to be "concave up" or "concave down," and how this relates to the second derivative of a function. Created by Sal Khan. Questions. Tips & Thanks.Free Functions Concavity Calculator - find function concavity intervlas step-by-stepDavid Guichard (Whitman College) Integrated by Justin Marshall. 4.4: Concavity and Curve Sketching is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts. We know that the sign of the derivative tells us whether a function is increasing or decreasing; for example, when f′ (x)>0, f (x) is …\(f\left( x \right)\) is concave down on an interval \(I\) if all of the tangents to the curve on \(I\) are above the graph of \(f\left( x \right)\). To show that the graphs above do in fact have … An inflection point requires: 1) that the concavity changes and. 2) that the function is defined at the point. You can think of potential inflection points as critical points for the first derivative — i.e. they may occur if f"(x) = 0 OR if f"(x) is undefined. An example of the latter situation is f(x) = x^(1/3) at x=0. Estimate from the graph shown the intervals on which the function is concave down and concave up. On the far left, the graph is decreasing but concave up, since it is bending upwards. It begins increasing at \(x = -2\), but it continues to bend upwards until about \(x = -1\).Graph paper is a versatile tool that has been used for centuries in the fields of math and science. Its grid-like structure makes it an essential tool for visualizing data, plottin...See full list on tutorial.math.lamar.edu Question. Determine where the given function is increasing and decreasing and where its graph is concave upward and concave downward. Sketch the graph of the function. Show as many key features as possible (high and low points, points of inflection, vertical and horizontal asymptotes, intercepts, cusps, vertical tangents). f (x)=x e^x f (x) = xex. concave down if \(f\) is differentiable over an interval \(I\) and \(f'\) is decreasing over \(I\), then \(f\) is concave down over \(I\) concave up if \(f\) is differentiable over an interval \(I\) and \(f'\) is increasing over \(I\), then \(f\) is concave up over \(I\) concavity the upward or downward curve of the graph of a function ... Calculus questions and answers. Identify the open intervals on which the graph of the function is concave upward or concave downward. Assume that the graph extends past what is shown. Note Use the letter U for union. To enter ∞, type infinity Enter your answers to the nearest integer If the function is never concave upward or concave downward ...

Concavity introduction. Google Classroom. About. Transcript. Sal introduces the concept of concavity, what it means for a graph to be "concave up" or "concave down," and how this relates to the second derivative of a function. Created by Sal Khan. Questions. Tips & Thanks.. Mens religious tattoos

concave downward graph

For a quadratic function f (x)=ax^2+bx+c, if a>0, then f is concave upward everywhere, if a<0, then f is concave downward everywhere. Wataru · 6 · Sep 21 2014.concave down if \(f\) is differentiable over an interval \(I\) and \(f′\) is decreasing over \(I\), then \(f\) is concave down over \(I\) concave up if \(f\) is differentiable over an interval \(I\) and \(f′\) is increasing over \(I\), then \(f\) is concave up over \(I\) concavity the upward or downward curve of the graph of a function ... Anyway here is how to find concavity without calculus. Step 1: Given f (x), find f (a), f (b), f (c), for x= a, b and c, where a < c < b. Where a and b are the points of interest. C is just any convenient point in between them. Step 2: Find the equation of the line that connects the points found for a and b. Determine the open intervals on which the graph of the function is concave upward or concave downward. (Enter your answers using interval notation. If an answer does not exlst, enter DNE.) g (x) = 18 x 2 − x 3 concave upward concave downward Find all relative extrema of the function. Use the second derivative test where applicable.This video defines concavity using the simple idea of cave up and cave down, and then moves towards the definition using tangents. You can find part 2 here, ...is concave upward or downward. Let f be a function whose second derivative exists on an open interval I. Test For Concavity: 1. If f''(x) > 0 for all x in I, then the graph of f is concave upward on I. 2. If f''(x) < 0 for all x in I, then the graph of f is concave downward on I.Calculus questions and answers. Determine the open intervals on which the graph is concave upward or concave downward. (Enter your answers using interval notation. If an answer does not exist, enter DNE.) f (x) 24 x2 + 3 + - concave upward X concave downward - - — Determine the open intervals on which the graph is concave upward …Nov 15, 2021 ... Question: Consider the following graph and determine the intervals on which the function is concave upward or concave downward.Learning Objectives. Explain how the sign of the first derivative affects the shape of a function’s graph. State the first derivative test for critical points. Use concavity and inflection points to explain how the sign of the second derivative affects the shape of a function’s graph. Explain the concavity test for a function over an open ...Use a number line to test the sign of the second derivative at various intervals. A positive f ” ( x) indicates the function is concave up; the graph lies above any drawn tangent lines, and the slope of these lines increases with successive increments. A negative f ” ( x) tells me the function is concave down; in this case, the curve lies ...Graphically, a function is concave up if its graph is curved with the opening upward (Figure 1a). Similarly, a function is concave down if its graph opens downward (Figure 1b). Figure 1. This figure shows the concavity of a function at several points. Notice that a function can be concave up regardless of whether it is increasing or decreasing.The graphs of curves can be concave up or concave down. A simple way to describe the differences between a graph being concave up or down is to use the shape of a bowl. Curves that are concave up ...Second Derivative and Concavity. Graphically, a function is concave up if its graph is curved with the opening upward (Figure \(\PageIndex{1a}\)). Similarly, a function is concave down if its graph opens downward (Figure \(\PageIndex{1b}\)).. Figure \(\PageIndex{1}\) This figure shows the concavity of a function at several points.Learning Objectives. Explain how the sign of the first derivative affects the shape of a function’s graph. State the first derivative test for critical points. Use concavity and inflection points to explain how the sign of the second derivative affects the shape of a function’s graph. Explain the concavity test for a function over an open ...Step 4: By the concavity test, () is concave up in (,) (,) and () is concave down in (,) Points of Inflection If the graph of a continuous function has a tangent line at a point where its concavity changes from upward to downward (or downward to upward), then the point is a point of inflection.A section that is concave down is defined as an interval on the graph where such a line will be below the graph. The segment line in green is concave down. The segment line in blue is concave up.The function y = f (x) is called convex downward (or concave upward) if for any two points x1 and x2 in [a, b], the following inequality holds: If this inequality is strict for any x1, x2 ∈ [a, b], such that x1 ≠ x2, then the function f (x) is called strictly convex downward on the interval [a, b]. Similarly, we define a concave function.In mathematics, a concave function is one for which the value at any convex combination of elements in the domain is greater than or equal to the convex combination of the values …The concavity of the graph of a function refers to the curvature of the graph over an interval; this curvature is described as being concave up or concave down. Generally, a concave up curve has a shape resembling "∪" and a concave down curve has a shape resembling "∩" as shown in the figure below. How to find the concavity of a function..

Popular Topics