4. [-/4 Points] DETAILS MY NOTES Write a Riemann sum and then a definite integral representing the volume of the region, using the slice and variable shown in the figure. Evaluate the integral exactly. Use your work to answer the questions below. -48 cm. T 32 cm -T- What is the approximate volume of the slice with respect to x? You can type the word Delta or use the CalcPad when you need A. cm 3 In your definite integral what is the lower endpoint? In your definite integral what is the upper endpoint? What is the result when you evaluate the definite integral? cm 3 Submit