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Mathematics 14 Online
OpenStudy (anonymous):

If y = (x + 3)2, then (-2x - 6)2 must equal which of the following?

OpenStudy (anonymous):

(A) -4y2 (B) -2y2 (C) -4y Incorrect Answer (D) 2y Correct Answer (E) 4y

hartnn (hartnn):

factor out -2 from -2x-6

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