Equivalent Expressions

SAT Math· difficulty 3/5

9x^2 - 24x + 16

A
$(3x + 4)^2$
B
$(9x - 4)(x - 4)$
C
$(3x - 4)^2$
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D
$(3x - 4)(3x + 4)$

Explanation

(3x)^2 - 2(3x)(4) + 4^2 = (3x - 4)^2

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