Perform long division on the integrand: write the proper fraction as a sum of partial fractions: and then evaluate the integral. J'?x33x+1 dx 3 2 Express the integrand as a sum of partial fractions and evaluate the integral. 9x2 + 5x+10 dx x31 Express the integrand as a sum of partial fractions. 2 9x + 5x + 10 x3 1 D [Simplify your answer. Use integers or fractions for any numbers in the expression.)