Question 332604
p^2-1/(p+1)^2 simplify by removing factors by 1


solution

p^2-1 =(p-1)(p+1)
(p+1)^2=(p+1)(p+1)

p^2-1/(p+1)^2

=(p-1)(p+1)/(p+1)(p+1)
(p+1) is common and cancel that
and the asnwer is


(p-1)/(p+1)