SOLUTION: How do you factor this expression: x^4+6x^2y^2+25y^4

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Question 47916: How do you factor this expression:
x^4+6x^2y^2+25y^4
Answer by ankita_vashishtha@yahoo.co.in(2) About Me  (Show Source):
You can put this solution on YOUR website!
(x^2)^2+10x^2y^2+(5y^2)^2-4x^2y^2

(x^2+5y^2)^2-(2xy)^2
(x^2+5y^2-2xy)(x^2+y^2+2xy)