Ch 3test - Chapter 3 Test A Name:...

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Unformatted text preview: Chapter 3 Test A Name: __________________________ Date: _____________ 1. Remove the parentheses. –(3 x + 5 y ) A) 3 x – 5 y B) –3 x + y C) –3 x – 5 y D) –3 x + 5 y 2. Find the value of the polynomial – x 2 + 3 x – 1 when x = 4. A) –29 B) 27 C) –5 D) –3 3. Multiply. 10 x (–4 x – 7) A) –110 x 2 B) –40 x 2 – 70 x C) 40 x 2 – 70 x D) –40 x 2 – 7 x 4. Which of the following is not a polynomial? A) 24 B) 4 x 3 + 5 x – 1 C) 2 x – 1 x D) 3 xy 2 + xy 5. Simplify. Write your answer with only positive exponents. 5 10 y y A) y 2 B) 2 1 y C) 5 1 y D) y 5 6. Add 5 y – 4 and 2 y 2 – 8 y . A) 2 y 2 + 13 y – 4 B) 2 y 2 – 3 y – 4 C) 2 y 2 + 3 y – 4 D) 7 y 2 – 12 y – 4 7. Classify the following, if possible. 7 x 2 + 10 xy + y 2 A) Not classified B) Trinomial C) Monomial D) Binomial Page 1 Chapter 3 Test A 8. Multiply. Write the answer in scientific notation....
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This note was uploaded on 01/16/2012 for the course MAT 117 taught by Professor Al-kofahi during the Spring '09 term at University of Phoenix.

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Ch 3test - Chapter 3 Test A Name:...

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