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hiiiiii!!!!! 1) y=tan2x dy/dx=2 tanx.sec2x 2)y=logsinx dy/dx=1/sinx*cosx=cotx 3)y=log tanx dy/dx=(1/tanx).sec2x dy/dx=(1/cosx sinx) dy/dx=2/sin2x (multiply and divide by 2) dy/dx=2cosec2x y=e power  tanx but tanx is to the base e. so y= tanx dy/dx=(1/2^tanx)*sec^2x
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Moderation Team
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