SOLUTION: How would I multiply (xy-2)^2? This is what I have so far, x^2y^2+4. Am I on the correct path?

Algebra ->  Equations -> SOLUTION: How would I multiply (xy-2)^2? This is what I have so far, x^2y^2+4. Am I on the correct path?      Log On


   

Question 942966: How would I multiply (xy-2)^2?
This is what I have so far, x^2y^2+4. Am I on the correct path?
Found 2 solutions by stanbon, MathLover1:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
(xy-2)^2
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(xy-2)(xy-2) = xy(xy-2)-2(xy-2)
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= x^2y^2 - 2xy - 2xy + 4
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= x^2y^2 - 4xy + 4
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cheers,
Stan H.
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Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!
%28xy-2%29%5E2 multiply means
%28xy-2%29%28xy-2%29
xy%2Axy-2%2Axy-2xy-2%28-2%29
x%5E2y%5E2-4xy%2B4