Differentiate y=(sin(x))^(log(x))?

1 Answer
Jan 2, 2018

(dy)/(dx)=0.4343(sinx)^(logx)(sinx/x+cotxlnx)

Explanation:

As y=(sin(x))^(log(x))

we have lny=ln(sin(x))^(log(x))=logxln(sinx)=lnx/ln10ln(sinx)

Now as lny=lnx/ln10ln(sinx)

1/y(dy)/(dx)=1/ln10(1/xln(sinx)+lnx*1/sinx*cosx)

= 1/2.3026(sinx/x+cotxlnx)

or (dy)/(dx)=1/2.3026(sinx/x+cotxlnx)xx(sinx)^(logx)

= 0.4343(sinx)^(logx)(sinx/x+cotxlnx)