17
QuizMultiple Choice

N/A — Exam

Question 17 • Geometry: Concepts and Connections

Which expression is equivalent to 2 x squared minus 2 x plus 7 ?

Answer
A
open paren 5 x squared minus 8 x plus 120 close paren plus open paren negative 3 x squared plus 10 x minus 13 close paren
B
open paren 4 x squared minus 6 x plus 11 close paren plus open paren 2 x squared minus 4 x plus 4 close paren
C
open paren 4 x plus 12 close paren plus open paren 2 x squared minus 6 x plus 5 close paren
D
open paren x squared minus 5 x plus 13 close paren plus open paren x squared plus 3 x minus 6 close paren

Explanation

Combine like terms in choice D: the squared terms give x² + x² = 2x², and the x terms give −5x + 3x = −2x. The constants give 13 − 6 = 7, so choice D simplifies to 2x² − 2x + 7.

AI-written and checked against the verified answer.

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