X=cot theta +tan theta
Y=sec theta - cos theta
Prove that (x^2y)2/3- (xy^2)2/3=1
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What to prove in this question ‘(x^2y)2/3-(xy^2)2/3’ part doesn’t tell any detail.
Is this part should be like this (x^2y)2/3=(xy^2)2/3 ?
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