Help Needed: Solving a Diff. Equation with y' = 1 + x.(cos y)^2

Thread starter AlbertEinstein
Start date Jan 22, 2007

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AlbertEinstein

Thread starter
Jan 22, 2007

Any Hints pleasezzz.

hey guys can u please give a few hints on how to solve the following diff equation---
y' = 1 + x.(cos y)^2

I have tried the substitution y = arccos x but it does not work. please help me.
thanks in advance.

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AlbertEinstein

Jan 22, 2007

sorry y=arccos z.(instead of arccos x)

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Help Needed: Solving a Diff. Equation with y' = 1 + x.(cos y)^2

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