To apply the Chain Rule, set as .

The derivative of with respect to is .

Replace all occurrences of with .

To apply the Chain Rule, set as .

The derivative of with respect to is .

Replace all occurrences of with .

Combine and .

Since is constant with respect to , the derivative of with respect to is .

Multiply and .

Differentiate using the Power Rule which states that is where .

Multiply by .

Find the Derivative – d/dx natural log of tan(h(x/2))