Question

How do you factor completely `x²+3x+4x+12`?

Answer 1

`x^2+3x+4x+12=(x+3)(x+4)`

Explanation:

`x^2+3x+4x+12`

Factor out common terms from both pairs of terms.

`x(x+3)+4(x+3)`

Factor out the common term `(x+3)`.

`(x+3)(x+4)`