To apply the Chain Rule, set as .

The derivative of with respect to is .

Replace all occurrences of with .

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

Multiply by .

Differentiate using the Power Rule which states that is where .

Simplify the expression.

Multiply by .

Reorder the factors of .

Find the Derivative f(t)=cos(2t^3)