help it's a test :< ​

Help Its A Test Lt class=

Sagot :

Answer:

A po

correct me if wrong.

Answer:

A

Step-by-step explanation:

using a²+2ab+b²=(a+b)²

factor the expression

(x+1)²/x²-1

(x+1)²/(x-1)*(x+1)

then simplify the expression

x+1/x-1