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

asked Apr 23, 2019 134k views

5 votes

by Sanja

7.5k points

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5 votes

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.

Joe Trellick answered Apr 27, 2019

8.8k points

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