Question

PLEASE HELP!!!!! Simplify the rational expression. State any restrictions on the variable.

Answer 1

I would say the answer is D

Answer 2

k^2 - k - 2
---------------------
k^2 - 4k - 5

(k - 2)(k + 1)
= ---------------------
(k -5)(k +1)

(k - 2)
= -----------
(k -5)
answer is D. last choice