Quiz 2 - (PreQuiz) - simplify radicals, exponents, rationalizing denom., radical to rational exponen

# Quiz 2 - (PreQuiz) - simplify radicals, exponents, rationalizing denom., radical to rational exponen

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Pre - Calculus Pre - Quiz #2 Objective - You will be able to apply the rules of radicals to simplify and evaluate expressions You will be able to rationalize a denominator or numerator by using a conjugate factor You will be able to represent radicals as rational exponents. Name___________________________________ Date:_______________ SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Simplify the exponential expression. 1) 3x 3 y 2 - 3 Use the product rule to simplify the expression. 2) 128x 2 Use the quotient rule to simplify the expression. 3) 48x 3 3x Add or subtract terms whenever possible. 4) 9 2 + 35 0 Rationalize the denominator. 5) 81 7 6) 5 7 - 5 Simplify the radical expression. 7) 3 x 8

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Unformatted text preview: 8) 21x 2/3 7x 1/4 Simplify by reducing the index of the radical. 9) 8 x 6 Perform the indicated operations. Write the resulting polynomial in standard form. 10) (-3x 5 + 12x 4 + 16) + (6x 5-19x 4-6) 11) (6x 9 + 9x 8 + 2x 7 + 6)-(2x 9 + 5x 8 + 6x 7 + 7) Find the product. 12) (x + 10)(x 2 + 4x-3) 13) (4x-8y + 5)(4x-8y-5) 1 Answer Key Testname: QUIZ 2 ‐ (PREQUIZ) ‐ SIMPLIFY RADICALS, EXPONENTS, RATIONALIZING DENOM., RADICAL TO RATIONAL EXPONENTS 1) y 6 27x 9 2) 8 x 2 3) 4 x 4) 24 2 5) 9 7 7 6) 35 + 5 5 44 7) x 2 3 x 2 8) 3x 5/12 9) 4 x 3 10) 3x 5-7x 4 + 10 11) 4x 9 + 4x 8-4x 7-1 12) x 3 + 14x 2 + 37x-30 13) 16x 2-64xy + 64y 2-25 2...
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## This note was uploaded on 02/03/2012 for the course MATH 101 taught by Professor Lee during the Spring '11 term at International Institute for Higher Education.

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Quiz 2 - (PreQuiz) - simplify radicals, exponents, rationalizing denom., radical to rational exponen

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