SOLUTION: How do you factor completely: x^2y^2 - 6xy - 16 Thank you!

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Question 292010: How do you factor completely:
x^2y^2 - 6xy - 16
Thank you!
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
x^2y^2 - 6xy - 16 = x^2y^2 - 8xy + 2xy - 16 = (x^2y^2 - 8xy) + (2xy - 16) = xy(xy-8) + 2(xy-8) = (xy+2)(xy-8)


Answer: x^2y^2 - 6xy - 16 = (xy+2)(xy-8)