SOLUTION: factor the following expression: 9x^4-4y^2

Algebra.Com
Question 530358: factor the following expression: 9x^4-4y^2
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
9x^4-4y^2


(3x^2)^2-(2y)^2


(3x^2-2y)(3x^2+2y)


So 9x^4-4y^2 completely factors to (3x^2-2y)(3x^2+2y)

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