Practice Test

Question 1

Which expression is equivalent to open paren 2 g cubed plus 4 close paren squared ?

Revolt · Accepted Answer

4 6th power of g plus 16 g cubed plus 16

Question 2

The degree of the polynomial x plus y squared minus 7 x y minus 6 w to the k th power z squared is 10 What is the value of k ?

Revolt · Accepted Answer

8

Question 3

Which polynomial is in standard form?

Revolt · Accepted Answer

negative 16 x squared minus 9 x plus 12

Question 4

Subtract 15 m n minus 22 m plus 2 n from 14 m n minus 12 m plus 7 n

Revolt · Accepted Answer

negative m n plus 10 m plus 5 n

Question 5

Which expression shows the sum of the polynomials with like terms grouped together? open paren 8 x plus 3 z minus 8 z squared close paren plus open paren 4 y minus 5 z close paren

Revolt · Accepted Answer

open bracket 8 x plus open paren negative 8 z squared close paren close bracket plus 4 y plus open bracket 3 z plus open paren negative 5 z close paren close bracket; 8 x plus 4 y plus open bracket 3 z plus open paren negative 8 z squared close paren plus open paren negative 5 z close paren close bracket

Question 6

Which expression is equivalent to open paren 4 x cubed y to the 5th power close paren times open paren 3 x to the 5th power y close paren squared ?

Revolt · Accepted Answer

36 x to the 13th power y to the 7th power; 36 x to the 28th power y to the 6th power

Practice Test Answers

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