Question 204301
[ {x y^5} /(x^-4 y^2) ]^-2
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[ x^5y^3 ]^-2
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[1/ {x^5y^3} ]^2
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[1/{x^10 y^6} ]
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checking,,let  x=2,,y=3,,,in  both  original  and  answer  term = 1.339*10-6
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