Write the polynomial as a function of .

The function can be found by finding the indefinite integral of the derivative .

Set up the integral to solve.

Since is constant with respect to , move out of the integral.

Let . Find .

Differentiate .

The derivative of with respect to is .

Rewrite the problem using and .

By the Power Rule, the integral of with respect to is .

Simplify.

Simplify.

Combine and .

Combine and .

Cancel the common factor of .

Cancel the common factor.

Divide by .

Replace all occurrences of with .

The answer is the antiderivative of the function .

Find the Antiderivative 2sin(x)cos(x)