SOLUTION: please factor this polynomial and show work. 9y^4-3y^2 thank you

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Question 187503: please factor this polynomial and show work.

9y^4-3y^2

thank you
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
9y^4-3y^2
3Y^2(3Y^2-1) ANS.