SOLUTION: Factorize the binomial -1+y^2 = ( ) ( ) Struggling with this problem, please help!

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Question 472842: Factorize the binomial -1+y^2 = ( ) ( )
Struggling with this problem, please help!
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

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

checking our answer using FOIL

F	First terms  -1

O	Outside terms  y

I	Inside terms  -y

L	Last terms   y^2