Sagot :
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
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