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factor 9x4 -4y4

 Oct 3, 2014

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 #1
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9x4 - 4y4  is the difference of two squares, so can be expressed as:

(3x2 + 2y2)(3x2 - 2y2)

 Oct 3, 2014

1+0 Answers

 #1
avatar+33661 
+5
Best Answer

9x4 - 4y4  is the difference of two squares, so can be expressed as:

(3x2 + 2y2)(3x2 - 2y2)

Alan Oct 3, 2014

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