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if sin(x)+cos(x)=1/3 then Sin(x)^5+Cos(x)^5=?

- Thread starter hadi amiri 4
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- 96

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if sin(x)+cos(x)=1/3 then Sin(x)^5+Cos(x)^5=?

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One more thing: Please post homework problems in one of the homework forums.

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x^{5}+ y^{5}= (x+ y)(x^{4}- x^{3}y+ x^{2}y^{2}+ xy^{3}+ y^{4})

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You have a sign error, Halls.x^{5}+ y^{5}= (x+ y)(x^{4}- x^{3}y+ x^{2}y^{2}+ xy^{3}+ y^{4})

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But the OP seems to be posting all these questions as challenges, rather than questions for which he seeks the answer.

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