5. [0/1 Points] DETAILS PREVIOUS ANSWERS SCALC9 4.2.014. Use the Midpoint Rule with the given value of n to approximate the integral. Round the answer to four decimal places. 3 x sin ? ( * ) dx , n = 4 MA = 19.7392 X Need Help? Read It Submit Answer 6. [0.25/1 Points] DETAILS PREVIOUS ANSWERS SCALC9 4.2.025.EP. Express the integral as a limit of Riemann sums using right endpoints. Do not evaluate the limit. ( V 6 + x 2 dx Find the width of each subinterval in terms of n. IN units Find the ith endpoint in terms of n. x, = 4+i (2) X Evaluate f(x) = \\ 6 + x2 at the ith endpoint. f ( x . ) = 16+ ( 4 + 21 ) 2 X Express the integral as the limit of Riemann sums using right endpoints. lim Need Help? Read It Submit