Use the Product Rule to find the derivative of the given function. b) Find the derivative by multiplying the expressions first. y=(7√x +4)x² ... a) Use the Product Rule to find the derivative of the function. Select the correct answer below and fill in the answer box(es) to complete your choice. 2 OA. The derivative is X + √x. OB. The derivative is (7√x +4) x² + 2 OC. The derivative is (7√x + 4) () + x²(). O D. The derivative is (7√x +4) ().