The equations template contains the absolute value notation or enter: abs(x) Question: 1. Comment on the relationship between the graphs of and . Students should note that the when x 0 the graph is reflected in the x axis. Question: 2. Graph and compare each of the following: a. yx 2 4 and yx 2 4 b. f x x( ) 33 and f x x( ) 3 3 c.The absolute value or modulus of a number is its non-negative value or distance from zero. In math, the absolute value or modulus of a number is its non-negative value or distance from zero.It is symbolized using vertical lines. Here is a look at the absolute value definition, examples, and ways to solve absolute value equations. More Examples. Here are some more examples of how to handle absolute values: |−3×6| = 18. Because −3 × 6 = −18, and |−18| = 18. −|5−2| = −3. Because 5−2 = 3 and then the first minus gets us −3. −|2−5| = −3. Because 2−5 = −3 , |−3| = 3, and then the first minus gets us −3. −|−12| = −12. Because |−12| = 12 and then the first minus gets us −12. Here's how to calculate the mean absolute deviation. Step 1: Calculate the mean. Step 2: Calculate how far away each data point is from the mean using positive distances. These are called absolute deviations. Step 3: Add those deviations together. Step 4: Divide the sum by the number of data points. Following these steps in the example below is ...Absolute value refers to a point's distance from zero or origin on the number line, regardless of the direction. The absolute value of a number is always positive. The absolute value of a number is denoted by two vertical lines enclosing the number or expression. For example, the absolute value of the number 5 is written as, |5| = 5.Explore this ensemble of printable absolute value equations and functions worksheets to hone the skills of high school students in evaluating absolute functions with input and output table, evaluating absolute value expressions, solving absolute value equations and graphing functions. Give a head-start to your practice with the free worksheets ...The absolute value of any integer, whether positive or negative, will be the real numbers, regardless of which sign it has." Here, The given complex number is -4 - sqrt 2i. The absolute value of a complex number is. Here a = -4, b = sqrt (2) So, absolute value of the complex number is. Hence, the absolute value is sqrt (18).For example, the absolute value of the number 3 and -3 is the same (3) because they are equally far from zero: From the above visual, you can figure out that: The absolute value of a positive number is the number itself. The absolute value of a negative number is the number without its negative sign. The absolute value of zero is 0. Easy!Sometimes called a numerical value, the absolute value is the non-negative value of a real number without regard for its sign. For example, the absolute value of both "12" and "-12" is 12. When writing absolute value, you can use two vertical lines around a number to represent absolute value. For example: Is short for "the … The absolute value of 9 is 9. (9 is 9 places from 0.) The absolute value of -4 is 4. (-4 is 4 places from 0.) The absolute value of 0 is 0. (0 is 0 places from 0.) We work with the understanding that 9 and 4 don't tell which side of zero 9 and -4 are on. The absolute value simply tells how far these numbers are from 0. Absolute value. In this section you'll learn how to the find the absolute value of integers. In this pattern you can see that 4 - 5 is equal to a negative number. A negative number is a number that is less than zero (in this case -1). A negative number is always less than zero, 0. We can study this in a diagram by using two examples: 0 - 4 = -4 ... Finding absolute values. Google Classroom. Select all numbers that have an absolute value of 5 . Choose all answers that apply: − 5. A. A normal absolute eosinophil count ranges from 0 to 500 cells per microliter (<0.5 x 10 9 /L). This typically amounts to less than 5% of all white blood cells. Different laboratories may have different normal reference ranges. Your healthcare provider can explain your results and provide clarity if you have any questions.Alternatively, NumPy's np.abs() can convert list elements to their absolute values.. NumPy: Convert array elements to absolute values (np.abs, np.fabs) Difference between math.fabs() and abs(). math.fabs() also returns the absolute value but always as a floating point number (float), unlike abs().Even for integers (int), math.fabs() returns a floating point number (float).3. Place the expression inside the absolute value bars below the number line at theleftend. 4. Test the sign of the expression inside the absolute value bars by inserting a value of x from each side of the critical value and marking the result with a plus(+) orminus(−) signbelowthenumberline. 5.Meaning of absolute value Get 3 of 4 questions to level up! Finding absolute values Get 5 of 7 questions to level up! Lesson 7: Comparing numbers and distance from zero. Learn. Comparing absolute values (Opens a modal) Placing absolute values on the number line (Opens a modal)Free online graphing calculator - graph functions, conics, and inequalities interactively.Absolute Value Caculator in Batch. Numbers: Absolute Values:Find the Absolute Value of ... Calculator. Input any integer or decimal value into ourAbsolute Value Calculator. You can type a fraction by typing the numerator then '/' then the denominator. Examples: 3/4 (three-quarters); 2/5 (two-fifths); 4/9 (four nineths). You can type a mixed number by typing the number part, then a space then the fraction.Absolute Value: Symbol. Absolute value of a number is represented by writing the number between two vertical bars. Note that the vertical bars are not to be confused with parentheses or brackets.. The absolute value of x is represented by |x|, and we read it as “absolute value of x.”It is also read as “modulus of x.”Sometimes, the absolute value …4·(-2) + 1 = |2·(-2) - 3| => -8 + 1 = |-4 - 3| => -7 = +7, which is a mathematical absurdity. This same process of dividing the absolute value equation or absolute value inequality, then checking what solutions make sense, is very useful and standard.Oct 18, 2016 · The absolute value of #4 + 7i# is #sqrt65#. Explanation: The absolute value of a complex number in the form #a + bi# is found using this process: #sqrt(a^2 + b^2)#. Practice set 1: Finding absolute value. To find the absolute value of a complex number, we take the square root of the sum of the squares of the parts (this is a direct result of the Pythagorean theorem): | a + b i | = a 2 + b 2. For example, the absolute value of 3 + 4 i is 3 2 + 4 2 = 25 = 5 . Problem 1.1.How to simplify absolute value with negatives. The opposite of absolute values of real numbers. Be careful with the order of operations when simplifying expr...5 abs(4 + 3i) = sqrt(4^2 + 3^2 )= sqrt( (4 + 3 i) *(4 - 3i)) = 5. Precalculus . Science ... How do you find the absolute value of #4+3i#? Precalculus Complex Numbers in Trigonometric Form Complex Number Plane. 1 Answer Eddie Feb 4, 2017 5. Explanation: #abs(4 + 3i) = sqrt(4^2 + 3^2 )= sqrt( (4 + 3 i) *(4 - 3i)) = 5# ...The number doctors look at is called your absolute neutrophil count (ANC). For a healthy person, the normal range for an ANC is between 2,500 and 6,000. The ANC is found by multiplying the WBC count by the percent of neutrophils in the blood. For instance, if the WBC count is 8,000 and 50% of the WBCs are neutrophils, the ANC is 4,000 (8,000 × ...The absolute value is a math operation applied to real numbers that is defined as follows: For a real number. x x, if. x x is positive (or zero), the absolute value of. x x is just. On …What is the modulus (absolute value) of − 6 + 4 i ? Don't round. If necessary, express your answer as a radical. | − 6 + 4 i | =. Report a problem. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a ... Transcript. Absolute value is a fundamental math concept that measures the distance of a number from zero, regardless of its sign. It's always a positive value, as it represents the magnitude of a number without considering its direction. This concept is useful in real-world applications, such as calculating distances and comparing heights. Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more. Practice set 1: Finding absolute value. To find the absolute value of a complex number, we take the square root of the sum of the squares of the parts (this is a direct result of the Pythagorean theorem): | a + b i | = a 2 + b 2. For example, the absolute value of 3 + 4 i is 3 2 + 4 2 = 25 = 5 . Problem 1.1.The absolute value function f ( x ) is defined by. f ( x ) = | x | = {-x, x<0 0, x=0 x, x>0. is called an absolute value function. It is also called a modulus function. We observe that the domain of the absolute function is the set R of all real numbers and the range is the set of all non-negative real numbers.Flag. Aberwyvern. 11 years ago. imagine a function like this: abs (x) it will always give the positive value of x, if you put a minus in front of it, it will always be negative: -abs (x) If you plot the two functions you will see that they mirror each other through the x-axis.Explanation: Absolute value of a negative number is the number opposite to it. So. | −4| = − ( − 4) = 4. Answer link. See explanation.Correct answer: f (x) = x 4 + (1 - x) 2. Explanation: When we take the absolute value of a function, any negative values get changed into positive values. Essentially, | f ( x )| will take all of the negative values of f ( x) and reflect them across the x -axis. However, any values of f ( x) that are positive or equal to zero will not be ...Plug in '5' for 'a' and '6' for 'b'. The absolute value of 5+6i is equal to the square root of (5 2 +6 2 ) We can simplify the right side, the part under the square root sign. '5' squared is 25. '6' squared is 36. 25+36 is 61. Since 61 is prime, it doesn't have any perfect square factors we can simplify with the square root.So, the absolute value of the complex number Z = a + ib is. |z| = √ (a 2 + b 2) So, the absolute value of the complex number is the positive square root of the sum of the square of real part and the square of the imaginary part, i.e., Proof: Let us consider the mode of the complex number z is extended from 0 to z and the mod of a, b real ...f′(x) ={1 −1 x > 0 x < 0. is true. But to check whether f is differentiable at 0, we need to decide if. limh→0 f(0 + h) − f(0) h = limh→0 |h| h. exists. In fact, this limit does not exist. The moral of the story is that differentiability requires checking not just a point, but a neighborhood around that point. This is why when it can ... The absolute value of a number is its distance from zero on a number line . For instance, 4 and − 4 have the same absolute value ( 4 ). So, the absolute value of a positive number is just the number itself, and the absolute value of a negative number is its opposite. The absolute value of 0 is 0 . Easy! For example, -4 and 4 both have an absolute value of 4 because they are each 4 units from 0 on a number line—though they are located in opposite directions from 0 on the number line. When solving absolute value equations and inequalities, you have to consider both the behavior of absolute value and the properties of equality and inequality.The absolute value of complex number is also a measure of its distance from zero. However, instead of measuring this distance on the number line, a complex number's absolute value is measured on the complex number plane. $ \text{ The General Formula} $ $|a + bi| = \sqrt{a^2 + b^2 } $ ...Simple Interest Compound Interest Present Value Future Value. Economics. Point of Diminishing Return. Conversions. ... absolute max. en. Related Symbolab blog posts. Practice Makes Perfect. Learning math takes practice, lots of practice. Just like running, it takes practice and dedication. If you want...absolute value: 1 n a real number regardless of its sign Synonyms: numerical value Types: modulus the absolute value of a complex number Type of: definite quantity a specific measure of amountFor example, the absolute value of 4 is 4 : − 5 − 4 − 3 − 2 − 1 0 1 2 3 4 5 4. This seems kind of obvious. Of course the distance from 0 to 4 is 4 . Where absolute value gets …Simplifying expression with absolute value and unknown. 13. Derivatives of functions involving absolute value. 3. The contradiction method used to prove that the square root of a prime is irrational. 1. Solving absolute value equation in complex numbers. 32. Calculating the square root of 2. 0.Question 448581: what is the absolute value of 4+7i. Answer by jim_thompson5910 (35256) ( Show Source ): You can put this solution on YOUR website! Start with the absolute value of a complex number formula. This is also known as the magnitude of a complex number formula. Plug in and . Square to get.A normal absolute eosinophil count ranges from 0 to 500 cells per microliter (<0.5 x 10 9 /L). This typically amounts to less than 5% of all white blood cells. Different laboratories may have different normal reference ranges. Your healthcare provider can explain your results and provide clarity if you have any questions.Join with Mr. B as we understand opposite numbers and absolute values. In this mathematics tutorial you'll find a visual mini-lesson along with practice and ...The absolute value of a number is the number without its sign. Syntax. ABS(number) The ABS function syntax has the following arguments: Number Required. The real number of which you want the absolute value. Example. Copy the table below, and paste into cell A1 in Excel. You may need to select any cells that contain formulas and press F2 and ...Enter Double Number = -34556.8765 Enter Float Number = -2345.239f Actual Double Number = -34556.876500 Absolute Double Number = 34556.876500 Actual Float Number = -2345.239 Absolute Float Number = 2345.239. This c example uses the labs function to find the absolute value of a long number.The absolute value of a number tells us its distance from 0. The absolute value of -4 is 4, because -4 is 4 units to the left of 0. The absolute value of 4 is also 4, because 4 is 4 …Definition: Absolute Value. Absolute value for linear equations in one variable is given by. If |x| = a, then x = a or x = −a If | x | = a, then x = a or x = − a. where a a is a real number. When we have an equation with absolute value, it is important to first isolate the absolute value, then remove the absolute value by applying the ...Absolute Value. In the opening activity, you saw that a difference needs to be calculated in different ways depending on whether the first value is greater or less than the second value. This problem can be solved using absolute value. This concept is often explored by imagining distance above and below zero by comparing it to sea level. The distance of a number from zero (sea level) can be ...Test prep. Improve your math knowledge with free questions in "Absolute value of rational numbers" and thousands of other math skills.The first is simply restating the results of the definition of absolute value. In other words, absolute value makes sure the result is positive or zero (if \(p\) = 0). The second is also a result of the definition. Since taking absolute value results in a positive quantity or zero it won't matter if there is a minus sign in there or not.This page titled 4.4: Absolute Value Inequalities is shared under a CC BY-NC-SA 2.5 license and was authored, remixed, and/or curated by David Arnold via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request.The next step is to ditch the absolute value bars and solve the following equations: Positive: 2x-4=2 and Negative: 2x-4=-2. Now you have TWO solutions: x=3 and x=1. STEP THREE: Check Your Answer. The final step is to plug both solutions, x=3 and x=1, into the original equation |2x-4|+8=10 and verify that each solution checks out and you are ...An absolute value function is a function that contains an algebraic expression within absolute value symbols. Recall that the absolute value of a number is its distance from 0 on the number line. The absolute value parent function, written as f ( x ) = | x | , is defined as. f ( x ) = { x if x > 0 0 if x = 0 − x if x < 0.Definitions: The absolute value (or modulus) | x | of a real number x is the non-negative value of x without regard to its sign. For example, the absolute value of 5 is 5, and the absolute value of −5 is also 5. The absolute value of a number may be thought of as its distance from zero along real number line. Furthermore, the absolute value ...About. Transcript. To solve absolute value equations, find x values that make the expression inside the absolute value positive or negative the constant. To graph …Define absolute value. absolute value synonyms, absolute value pronunciation, absolute value translation, English dictionary definition of absolute value. n. 1. The numerical value of a real number without regard to its sign. For example, the absolute value of -4 is 4. Also called numerical value .The absolute value of 9 is 9. (9 is 9 places from 0.) The absolute value of -4 is 4. (-4 is 4 places from 0.) The absolute value of 0 is 0. (0 is 0 places from 0.) We work with the understanding that 9 and 4 don't tell which side of zero 9 and -4 are on. The absolute value simply tells how far these numbers are from 0.There is are four solutions to this absolute value equation: -4, 3, -3, and 2. Example 4: Solve the absolute value equation . View a video of this example Be careful on this one. It is very tempting to set this up the same way we did example 2 or 3 above, with two solutions. ...\[\therefore \]The absolute value of \[4 + 3i\] is 5. Note: Many students make the mistake of writing both the values i.e. \[ + 5\] and \[ - 5\] in the final answer which is wrong as the absolute value or modulus is always positive as it denotes the distance between the complex number and the origin.What is the modulus (absolute value) of − 6 + 4 i ? Don't round. If necessary, express your answer as a radical. | − 6 + 4 i | =. Report a problem. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a ...Mathematically, we take the absolute value of the result. We will ignore this detail from now on, while remembering to interpret elasticities as positive numbers. This means that, along the demand curve between point (B) and (A), if the price changes by 1%, the quantity demanded will change by 0.45%. A change in the price will result in a ...The absolute value of a number is simply the distance that number lies away from 0 on the number line. Absolute value eliminates the "direction" traveled to get there. It's like saying that you walked 3 meters frontward versus 3 meters backward. You walked 3 meters in different directions from where you started! With a number line in front of ...2.14 Absolute Value Equations; 2.15 Absolute Value Inequalities; 3. Graphing and Functions. 3.1 Graphing; 3.2 Lines; 3.3 Circles; ... Section 4.4 : Finding Absolute Extrema. For each of the following problems determine the absolute extrema of the given function on the specified interval. \(f\left( x \right) = 8{x^3} ...|4-8i|=sqrt{4^2+(-8)^2}=sqrt(16+64)=sqrt80=4sqrt5. Taking, sqrt5~=2.236, |z|~=4xx2.236=8.944 Absolute Value or Modulus |z|of a Complex No. z=x+iy is defined by, |z ...Derivative of Absolute Value Function - Concept - Examples. Now, based on the table given above, we can get the graph of derivative of |x|.The following video uses the order of operations to simplify an expression in fraction form that contains absolute value terms. Note how the absolute values are treated like parentheses and brackets when using the order of operations. Simplify an Expression in Fraction Form with Absolute Values.Assuming "absolute value" is a math function | Use as referring to a mathematical definition instead. Input. Plots. Alternate form assuming x>0. Alternate form assuming x is real. Root. Step-by-step solution; Properties as a real function. Domain. Range. Parity. Derivative. Step-by-step solution;The absolute value is a math operation applied to real numbers that is defined as follows: For a real number. x x, if. x x is positive (or zero), the absolute value of. x x is just. On the other hand, if. x x is negative, the absolute value of. -x −x. What is absolute value symbol?Absolute Value Equations Quiz. This quiz will put your skills in solving absolute value equations to the test. This quiz contains a total of ten (10) multiple-choice questions. To pass, you'll need a score of 70% or higher. Good luck! Don't miss our new lessons!The absolute value51 of a real number a, denoted | a |, is defined as the distance between zero (the origin) and the graph of that real number on the number line. Since it is a distance, it is always positive. For example, | − 4 | = 4 and | 4 | = 4. Both 4 and − 4 are four units from the origin, as illustrated below:By taking the absolute value of the terms of a series where not all terms are positive, we are often able to apply an appropriate test and determine absolute convergence. This, in turn, determines that the series we are given also converges. The second statement relates to rearrangements of series. When dealing with a finite set of numbers, the ...Simplify expressions that contain absolute value. Evaluate expressions that contain absolute value. We saw that numbers such as 5 5 and −5 − 5 are opposites because they are the same distance from 0 0 on the number line. They are both five units from 0 0. The distance between 0 0 and any number on the number line is called the absolute ...Absolute value is a helpful concept when we are only interested in the size of the difference between two numbers. Absolute value gives distance, but discards information about direction. Because direction is ignored, the absolute value of any number can only be positive or zero, never negative. When an expression's value is positive or zero ...The absolute value of a Single is its numeric value without its sign. For example, the absolute value of both 1.2e-03 and -1.2e03 is 1.2e03. If value is equal to NegativeInfinity or PositiveInfinity, the return value is PositiveInfinity. If value is equal to NaN, the return value is NaN.The absolute value of x. If x is negative (including -0), returns -x. Otherwise, returns x. The result is therefore always a positive number or 0. Description. Because abs() is a static method of Math, you always use it as Math.abs(), rather than as a method of a Math object you created (Math is not a constructor).Comparing Absolute Values. Apply the same skills that you acquired while solving inequalities, as you answer the questions in this printable comparing absolute values worksheet for grade 6 and grade 7. Use one of the symbols: >, < or = to compare the absolute values. The numbers covered here range from 1 to 50 of both positive and negative ...
To get from −8 − 8 to the answer you really want, just take the absolute value! Thus, absolute value provides a convenient way to talk about the distance between any two real numbers: DISTANCE BETWEEN TWO REAL NUMBERS absolute value of the difference. Let x x and y y be real numbers. Then: |x−y| =the distance between x and y | x − y .... Kiiitv news
Oct 25, 2023 · To find the absolute value of a complex number, we need to take the square root of the sum of the squares of its real and imaginary parts. In this case, the complex number is 4 - 7i. We have 4 as the real part and -7 as the imaginary part. So, the absolute value is given by √(4^2 + (-7)^2). The absolute value of a variable x is represented by |x| which is pronounced as "Mod x" or "Modulus of x." Other names of "Absolute Value" are "Numerical value" and "Magnitude". The absolute value of a number is its distance from 0 on a number line. It is the magnitude of that number without considering its sign. The absolute value of 9 is ... Therefore its absolute value is 9. The number -9 is the same distance from zero, so its absolute value is also just 9. In both cases the magnitude, or absolute value, of your number is just plain old "9" because you've removed any negative sign that might have existed. Taking absolute value of a number leaves a positive unchanged, and makes a ... Recall that in its basic form f (x) = |x|, f ( x) = | x |, the absolute value function is one of our toolkit functions. The absolute value function is commonly thought of as providing the distance the number is from zero on a number line. Algebraically, for whatever the input value is, the output is the value without regard to sign. If we plot the real numbers on the real number line, the absolute value of any real number is simply its distance from 0 on the real number line. Similarly, we plot the complex numbers on the complex plane. In the complex plane, the origin represents the number 0. Thus, the absolute value of a complex number is the distance between that number ... The absolute value of a number may be thought of as its distance from zero. In mathematics, the absolute value or modulus of a real number , denoted , is the non-negative value of without regard to its sign. Namely, if is a positive number, and if is negative (in which case negating makes positive), and . For example, the absolute value of 3 is ... Absolute Value Transformations of other Parent Functions. Now let's look at taking the absolute value of functions, both on the outside (affecting the $ y$'s) and the inside (affecting the $ x$'s).We'll start out with a function of points. Note that with the absolute value on the outside (affecting the $ \boldsymbol{y}$'s), we just take all negative $ \boldsymbol{y}$-values and make ...the absolute value is never negative; the absolute value of 0 is 0 because the distance between a number and itself is zero. The absolute value of a number a is written as ∣ a ∣ . For example, the absolute value of – 7 is written as | – 7|. Example 1: Find the absolute value of 2. Solution: Graph 2 on a number line. Answer: ∣ 2 ∣ ...For example, the absolute value of 4, written as |4|, is 4 because it is 4 units away from 0 on a number line. The absolute value of -3, written as |-3| is 3 because it is 3 units away from 0 on a number line. Remember, distance is never negative. Would you ever tell someone you live -2 miles away? Of course not!Abstract. 4-bits Absolute Value Detector circuit is a very commonly used circuit design. As to simplify the internal circuit design to make the total number of stage lesser which provides a less ...When you find the absolute deviation you find the mean of a data set. 1+4+5+7+8=25. 25 divided by 5 is 5. That is the mean. Then, we get multiple number out of it, which is the step I don't really get. (I was trying to solve a problem with 47, 45, 44, 41, and 48. When you add them up, you get 225, and divide it by 5.Absolute Value: Symbol. Absolute value of a number is represented by writing the number between two vertical bars. Note that the vertical bars are not to be confused with parentheses or brackets.. The absolute value of x is represented by |x|, and we read it as “absolute value of x.”It is also read as “modulus of x.”Sometimes, the absolute value …This absolute value calculator can determine the absolute value of any number, from negative to positive, and from integers to decimals. The absolute value of a number is the distance measured along the number line from the origin 0. The absolute value of 4 at point B in the following figure is the distance of point B from 0, which is 4.The distance between a complex number and the origin on the complex plane . The absolute value of a + bi is written | a + bi |, and the formula for | a + bi | is √a2+b2 a 2 + b 2. For a complex number in polar form r (cos θ + i sin θ) the modulus is r. See also. Real number, imaginary number , argument of a complex number.For example, the absolute value of 4 is 4 : − 5 − 4 − 3 − 2 − 1 0 1 2 3 4 5 4. This seems kind of obvious. Of course the distance from 0 to 4 is 4 . Where absolute value gets interesting is with negative numbers. For example, the absolute value of − 4 is also 4 : − 5 − 4 − 3 − 2 − 1 0 1 2 3 4 5 4.Click here to see ALL problems on absolute-value. Question 394646: Find the absolute value [11/4] Answer by edjones (8007) ( Show Source ): You can put this solution on YOUR website! 11/4.👉 Learn how to graph absolute value equations when we have a value of b other than 1. B will affect our horizontal shift as well as horizontal stretch compr...Solving Absolute Value Inequalities. As we know, the absolute value of a quantity is a positive number or zero. From the origin, a point located at \((−x,\, 0)\) has an absolute value of \(x,\) as it is \(x\) units away. Consider absolute value as the distance from one point to another point.The General Steps to solve an absolute value equation are: Rewrite the absolute value equation as two separate equations, one positive and the other negative. Solve each equation separately. After solving, substitute your answers back into original equation to verify that you solutions are valid. Write out the final solution or graph it as needed..