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QUESTION 3 Perform the indicated operations and simplify the result. Leave the numerator and denominator in your answer in factored form. 76 1 x X

QUESTION 3 Perform the indicated operations and simplify the result. Leave the numerator and denominator in your answer in factored form. 76 1 x X

Elementary Algebra
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter9: Roots And Radicals
Section9.5: Divide Square Roots
Problem 388E: (a) Approximate 12 by dividing 11.414 using long division without a calculator. (b) Rationalizing...
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QUESTION 1 Simplify the rational expression. Find all numbers that must be excluded from the domain of the simplified rational expression. 4-x x-4 QUESTION 2 Multiply. Simplify and leave the numerator and denominator in your answer in factored form. x³+1 3x 2 - x² + x x³. 3+ X QUESTION 3 Perform the indicated operations and simplify the result. Leave the numerator and denominator in your answer in factored form. 76 1 - 15x - 15 y = QUESTION 4 Solve the problem. In the following formula, y is the minimum number of hours of studying required to attain a test score of x: 0.34x 100.5-x How many hours of study are needed to score 90? Round your answer to the nearest hundredth, if necessary
Transcribed Image Text:QUESTION 1 Simplify the rational expression. Find all numbers that must be excluded from the domain of the simplified rational expression. 4-x x-4 QUESTION 2 Multiply. Simplify and leave the numerator and denominator in your answer in factored form. x³+1 3x 2 - x² + x x³. 3+ X QUESTION 3 Perform the indicated operations and simplify the result. Leave the numerator and denominator in your answer in factored form. 76 1 - 15x - 15 y = QUESTION 4 Solve the problem. In the following formula, y is the minimum number of hours of studying required to attain a test score of x: 0.34x 100.5-x How many hours of study are needed to score 90? Round your answer to the nearest hundredth, if necessary
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