5
lesson pretestMultiple Choice

Pretest

Question 5 • Algebra II

Which expression is equivalent to 6 m plus open paren m minus 2 close paren times open paren m plus 7 close paren plus 3 ?

Answer
A
m squared plus 6 m minus 11
B
7 m squared plus 47 m minus 14
C
7 m squared plus 47 m minus 11
D
m squared plus 11 m minus 11

Explanation

First expand the product: (m − 2)(m + 7) = m² + 5m − 14. Then combine it with the remaining terms: 6m + m² + 5m − 14 + 3 = m² + 11m − 11. So the equivalent expression is m squared plus 11 m minus 11, choice D.

AI-written and checked against the verified answer.

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