SOLUTION: please help me with this equation!. ): (t+1)(t^2-1) ___________ (t-1)(t+1)^2

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Question 251932: please help me with this equation!.
):
(t+1)(t^2-1)
____________
(t-1)(t+1)^2
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
(t+1)(t^2-1)
____________
(t-1)(t+1)^2
right away I see we can cancel out (t+1)
(t^2-1)/(t-1)(t+1)
surprise! surprise!
(t^2-1)=(t-1)(t+1)
so now we have
(t-1)(t+1)/(t-1)(t+1)
1/1=1