Question

a+5/a^2-4 - a+4/a^2-4a+4

Answer 1

-3(a+6)/(a-2)^2.(a+2)

Answer 2

how did u get that

Answer 3

by simplifying

Answer 4

can u show me step by step

Answer 5

(a+5) (a+4)
----- - ---------
a^2-4 (a-2)^2


(a+5) (a+4)
--------- - --------
(a+2)(a-2) (a-2)^2


(a-2)(a+5)-(a+4)(a+2)
---------------------
(a-2)^2.(a+2)


-3a-18
-----------
(a-2)^2.(a+2)

Answer 6

is that the answer?
-3a-18
----------
(a-2)^2*(a+2)

Answer 7

ya