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12-02-2019
Mathematics

contestada

Factor x2 + 2x - 15.

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

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

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

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

Respuesta :

12-02-2019

Answer:

[tex]\large\boxed{D)\ (x+5)(x-3)}[/tex]

Step-by-step explanation:

[tex]x^2+2x-15=x^2+5x-3x-15=x(x+5)-3(x+5)\\\\=(x+5)(x-3)[/tex]

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