What is the factorization of x^2+2x-15?

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Answer 1 · 2018-05-17T11:55:28

$(x+5)(x-3)$

You want to get an equation $x^2 + 2x -15$

The sum of numbers 2 and multiplication of numbers -15

(such as +5 and -2):

$(x+5)(x-3)$

$=x^2 + 5x -3x -15$

$=x^2 +2x -15$

Your answer is $(x+5)(x-3)$