Question

How do i factor

a2-b2

Answer 1

(a^-b^)= (a-b)(a+b) that sad. remember this is a form. you will see this letters will be change a numbers.

Answer 2

`(a^2-b^2) = (a+b)(a-b)`

You can use this equation for any numbers or variables in the form a2 - b2.