prereview1

# prereview1 - Precalc Review Problems for First Exam This...

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Unformatted text preview: Precalc Review Problems for First Exam This practice exam is longer than the actual exam will be–the actual exam will consist of roughly 100 points of similar problems to those listed below. 1. (9 points) Simplify the expression and eliminate any negative exponent(s). (a) (2 u 2 v 3 ) 3 (3 u 3 v )- 2 (b) parenleftbigg c 4 d 3 cd 2 parenrightbiggparenleftbigg d 2 c 3 parenrightbigg 3 (c) parenleftbigg xy- 2 z- 3 x 2 y 3 z- 4 parenrightbigg- 3 2. (9 points) Factor the expression completely. (a) 49 − 4 y 2 (b) ( a 2 − 1) b 2 − 4( a 2 − 1) (c) 3 x 4 + 5 x 3 − 6 x − 10 3. (8 points) Perform the multiplcation or division and simplify. (a) x 2 − x − 6 x 2 + 2 x · x 3 + x x 2 − 2 x − 3 (b) 2 x 2 − 3 x − 2 x 2 − 1 2 x 2 + 5 x + 2 x 2 + x − 2 4. (12 points) Perform the addition or subtraction and simplify. (a) 2 a 2 − 3 ab + 4 b 2 (b) x x 2 − 4 + 1 x − 2 (c) 1 x + 1 − 2 ( x + 1) 2 + 3 x 2 − 1 5. (12 points) Simplify the compound fractional expression....
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## This note was uploaded on 10/18/2011 for the course W 1003 taught by Professor Staff during the Spring '11 term at Columbia.

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prereview1 - Precalc Review Problems for First Exam This...

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