starrlara starrlara

10-01-2018
Mathematics

contestada

9x^2-8x-16
how do i factor this polynomial expression

Respuesta :

10-01-2018

what multiplies to -16 but adds to -8? -4 and 4. So, it would be factored as
(x-4)(x+4), giving you solutions of x=4 and x=-4.

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