Question

How do you factor the expression `x^2 - 7x + 12`?

Answer 1

`x^2-7x+12=color(blue)((x-3)(x-4))`

Explanation:

`x^2-7x+12`

Find two numbers that when added equal `-7` and when multiplied equal `12`. The numbers `-3` and `-4` meet the criteria.

Rewrite the expression in factored form.

`(x-3)(x-4)`