Question

2x(x− 3x²+ 5x³ − 1) =

Answer 1

Respuesta:

$2x\left(x-3x^2+5x^3-1\right)$

Usamos la formula:

$\:m\left(a+b+c\right)=ma+mb+mc$

$= 2xx+2x\left(-3x^2\right)+2x\cdot \:5x^3+2x\left(-1\right)$

$=2x^2-6x^3+10x^4-2x$