SOLUTION: can someone pls help me today? i need help by tomorroe simplify the complex. 4-1/y2 over 2-1/y

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Question 469298: can someone pls help me today? i need help by tomorroe
simplify the complex.
4-1/y2 over 2-1/y
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
simplify the complex.
4-1/y2 over 2-1/y
%284+-+1%2Fy%5E2%29%2F%282+-+1%2Fy%29
Multiply by y^2
= %284y%5E2+-+1%29%2F%282y%5E2+-+y%29
= %282y-1%29%2A%282y%2B1%29%2F%28y%282y-1%29%29
= %282y%2B1%29%2Fy