Question

Which expression is equivalent to x2+7x+12/x2-x-12?

x+3/x-3
x+4/x-4
(x+3)(x+4)/(x-3)(x-4)
(x-3)(x-4)/(x+3)(x+4)

Answer 1

x+4/x-4

Explanation:

x2+7x+12/x2-x-12

Factor the expressions that are not already factored.

(x+3)(x+4)/(x-4)(x+3)

Cancel out x+3 in both numerator and denominator.

x+4/x-4

Graph if needed:

Answer 2

the answer is this hope it helps