Question

Rewrite this equation in factored form 4(x-1)(x+4)=0

Answer 1

First, distribute 4:

`(4x - 4)(x + 4)`
Factor using FOIL:

`4x * x + 4x * 4 - 4 * x - 4 * 4`
Simplify:

`4 {x}^(2) + 16x - 4x - 16`
Combine like terms:

`4 {x}^(2) + 12x - 16 = 0`
That is your factored or standard form.