Question

How do you simplify `2x ( - 3x ^ { 2} - 4)`?

Answer 1

`-6x^3-8x`

Explanation:

`"using the "color(blue)"distributive law"`

`•color(white)(x)a(b+c)=ab+ac`

`"each term in the bracket is multiplied by "2x`

`rArr2x(-3x^2-4)`

`=(color(red)(2x)xx-3x^2)+(color(red)(2x)xx-4)`

`=-6x^3-8x`