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lesson pretestMultiple Choice

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Question 1 • CMS 2026-2027 NC Math 1 CREDIT RECOVERY

What is the difference of the two polynomials? open paren 9 x squared plus 8 x close paren minus open paren 2 x squared plus 3 x close paren

Answer
A
7 x squared plus 5 x
B
11 x squared plus 11 x
C
11 x squared plus 5 x
D
7 x squared plus 11 x

Explanation

Distribute the minus sign across the second polynomial: (9x² + 8x) − (2x² + 3x) = 9x² + 8x − 2x² − 3x. Combine like terms to get 7x² + 5x, which is choice A.

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