Question

rational expression x^2-36/6-x

Answer 1

aroub ?

Answer 2

like that ^^^ ?

Answer 3

yea

Answer 4

use:
a^2-b^2=(a+b)(a-b)

on the top of the fraction

Answer 5

x^2 -36 = (x)^2 -(6)^2 = (x-6) (x +6)
6-x = - (x-6)
(x^2 -36) / (6-x ) = (x-6) (x +6) / -(x-6) = -(x+6) = -x -6

Answer 6

a=x
b=6