use logarithmic differentiation to find the derivative of the function y = (sin x)^(ln x)

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You need to take logarithms both sides such that:

`ln y = ln((sin x)^(ln x)) `

Using logarithmic identites yields:

`ln y = ln x*ln sin x `

You need to differentiate both sides with respect to x such that:

`(1/y)*y' = (ln x*ln sin x)'`

You should use product...

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