jblaghrwhoin jblaghrwhoin

30-06-2016
Mathematics

contestada

What is the factored form of the expression? 3x 2 8x – 16
a. (3x 4)(x – 4)
b. (3x 4)(x 4)
c. (3x – 4)(x – 4)
d. (3x – 4)(x 4)

Respuesta :

nobillionaireNobley nobillionaireNobley

02-07-2016

[tex]3x ^2+ 8x - 16 \\ =3x^2+12x-4x-16 \\ =3x(x+4)-4(x+4) \\ =(3x-4)(x+4)[/tex]

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