Before integrating, rewrite the integrand with a fractional exponent.
Undo the Power Rule.
Do NOT use a calculator!
This function is a graph of a semicircle.
Calculate the area using geometry.
Determine the antiderivative by shifting and stretching the antiderivative of y = cos(x).
2sin(θ − 1) + C
Before integrating, rewrite the integrand with a negative exponent.