Question

Factorizar -x³+2x²+x-2

Answer 1

Respuesta:

(1+x)(1-x)(x-2)

Explicación:

-x³+2x²+x-2

-(x³-2x²)+(x-2)

-x²(x-2)+1(x-2)

-x²(x-2)+1(x-2)

(-x²+1)(x-2)

(1-x²)(x-2)

(1+x)(1-x)(x-2)