Evaluate the Riemann sum for f(x) = 1--x, 2 x 14, with six subintervals, taking the sample points to be left endpoints Need Help? ÇE.Reaalt E tehlta Laster linkea teel Master It Talk to a Tutor -12 polnts SEssCalcET2 5.2.009 30 A table of values of an increasing function f is shown. Use the table to find lower and upper estimates forfx) dx, f(x) dx. lower estimate upper estimate 10 14 18 22 26 30 f(x)14 932 4 7 Need Help?tWachTaik to a Tuter Watch It Talk to a Tutor +1 points SEssCalcET2 5.2.011 Use the Midpoint Rule with the given value of n to approximate the integral. Round the answer to four decimal places sin Vx dx, n -4 Need Help? L-Read it-lTalktoaTutorul