How do you multiply $-2x(x^2 - 3)$ ?

Question

1499 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-02-12T17:03:28

$= color(blue)( -2x^3 +6x$

$color(green)(-2x) (x^2-3)$

$color(green)(-2x)$ is multiplied with both terms within the bracket.

$= color(green)((-2x)) xx (x^2) + color(green)( (-2x)) xx (-3)$

$= -2x^3 +6x$

How do you multiply -2x(x^2 - 3)-2x(x^2 - 3)?