Question

(2x - 1)^3 resuelve binomio ​

Answer 1

(2x−1)^3

=(2x−1)*(2x−1)*(2x−1)

=(2x+ −1)(4x2+ −4x+1)

=(2x)(4x^2)+(2x)(−4x)+(2x)(1)+(−1)(4x^2)+(−1)(−4x)+(−1)(1)

=8x^3−8x^2+2x−4x^2+4x−1

=8x^3−12x^2+6x−1

Espero poder ayudado.