1.

Find the value of x: i) `xcot(90^(@)+theta)+tan(90^(@)+theta)sintheta+"cosec"(90^(@)+theta)=0` ii) `"cosec"(90^(@)+theta)+x costhetacot(90^(@)+theta)=sin(90^(@)+theta)`

Answer» i) `x=sintheta`, ii) `x=tantheta`


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