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![[Post New]](/templates/default/images/icon_minipost_new.gif) 10 Mar 2008 15:17:16 IST
Accepted Answer [?]
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minimum value of RHS is 29
and max value of LHS is 29
so only one solution in (0,2pi) when both equal 29
RHS=29 at y=1/9
LHS=29(20/29 sin x - 21/29 cos x)
LHS=29sin-1(x-sin-1(21/29))
so x=npi+(-1)n(sin-1(21/29)),y=1/9 is the solution
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