PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!! Factor x^2 + 2x - 15. A) (x - 5)(x + 3) B) (x - 5)(x - 3) C) (x + 5)(x + 3) D) (x + 5)(x - 3)

asked Apr 22, 2019 231k views

1 vote

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!

Factor x^2 + 2x - 15.

A) (x - 5)(x + 3)

B) (x - 5)(x - 3)

C) (x + 5)(x + 3)

D) (x + 5)(x - 3)

by Dafie

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7 votes

$x^2 + 2x - 15=\\\\x^2-3x+5x-15=\\\\x(x-3)+5(x-3)=\\\\(x+5)(x-3) \Rightarrow \text{D}$

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