Question

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Factorizacion de polinomios de grado 3
f(x)= -8x³+56x²+x - 7

Answer 1

Respuesta:

f(x)= (7-x)(√8 x+1)(√8 x-1)

Explicación:

-8x³+56x²+x - 7

=-(8x³-56x²-x+7)

=-((8x³-56x²)+(-x+7))

=-(8x²(x-7)-(x-7))

=(7-x)(8x²-1)

=(7-x)(√8 x+1)(√8 x-1)