Question

How do you write `2x^2 – 6x – 8` in factored form?

Answer 1

`2(x+1)(x-4)`

Explanation:

`2x^2-6x-8`
`2(x^2-3x-4)`
`2(x^2-4x+x-4`
`2[x(x-4x)+1(x-4)]`
`2(x+1)(x-4)`