Posted by Debbie on Monday, March 9, 2009 at 6:57pm.
This cannot be factored without using imaginary numbers.
The answer is (3x + 2i y)(3x - 2i y)
where i is the square root of -1
if i is square root of -1
would the anwer be than
(3x+1/2y)(3x+1/2y)
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