Worksheet #17: Rationalizing and Radical Simplification | Highline College - Edubirdie

University:
Highline College
Course:
MATHP 141 | Precalculus I Plus Extra Support
Academic year:

2022
Views:

168

Pages:

1
Author:

Tamara Walton

Workshop #17 1. Multiply the following and simplify as much as possible √ √ √ √ (c) ( 2x + 3y)( 2x − 3y) √ √ √ √ 3 (d) ( 3 x − 3 y)( x2 + 3 xy + 3 y 2 ) √ √ (a) (2 10)(5 6) √ √ 3 3 (b) ( 2b2 )( 4b5 ) 2. Rationalize the denominator 2x 3y 3 z 3. Consider the following multiplication What is the smallest positive value of n which would rationalize the denominator? √ x 3 yn √ √ 3 y 3 yn 4. Rationalize the denominator and simplify √ 5. Rationalize the numerator and simplify 6. Simplify the following expression √ x−3 7x + 4 − 5 2x − 1 − 3 x−5 √4 1−x √ −1 · 1−x x + 15 7. Complete the multiplication and simplify √ √ √ x+1+2 x+1−2 x−2+1 √ √ · · √ x+1+2 x−2−1 x−2+1

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