SOLUTION: Please help me factor this polynomial completely x^2y-16y+4x^2-64
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Question 589538: Please help me factor this polynomial completely x^2y-16y+4x^2-64
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
factor this polynomial completely x^2y-16y+4x^2-64
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= y(x^2-16) + 4(x^2-16)
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= (y+4)(x^2-16)
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= (y+4)(x-4)(x+4)
====================
Cheers,
Stan H.
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