SOLUTION: Help I am stuck on this one too! Thanks so much in advance! (-2xy^-1)^-3 and then on the bottom of the bar it is (xy^-5)^-8

Algebra ->  Exponents-negative-and-fractional -> SOLUTION: Help I am stuck on this one too! Thanks so much in advance! (-2xy^-1)^-3 and then on the bottom of the bar it is (xy^-5)^-8      Log On


   

Question 515219: Help I am stuck on this one too! Thanks so much in advance!
(-2xy^-1)^-3 and then on the bottom of the bar it is (xy^-5)^-8
Found 2 solutions by mananth, stanbon:
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
%28-2xy%5E-1%29%5E-3+%2F+%28xy%5E-5%29%5E-8
+%28xy%5E-5%29%5E8%2F%28-2xy%5E-1%29%5E3
x%5E8y%5E-40%2F-8x%5E3y%5E-3
x%5E5%2Ay%5E%28-37%29%2F8
x%5E5%2F8%2Ay%5E%2837%29
m.ananth@hotmail.ca

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
[(-2xy^-1)^-3] / [(xy^-5)^-8]
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Invert top and bottom to get:
[(xy^-5)^8] / [(-2xy^-1)^3]
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[x^8y^-40]/[-8x^3y^-3]
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= [-x^5]/[8y^37]
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Cheers,
Stan H.
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