Question

Use the form of the definition of the integral given in the theorem to evaluate the integral.

| Previous Answers SCalcET8 5.2.026. Ask Your Teacher 6. 2/4 points My Notes (a) Find an approximation to the integral (x24x) dx using a Riemann sum with right endpoints andn 8. R8 -10.5 n lim> 'f(x;) Ax, where Ax = -and x a + i Ax. Use this to evaluate (b) If f is integrable on [a, b], then f(x) dx (x2-4x) dx 5.33 X Need Help? Read It Talk to a Tutor Submit Answer Save Progress Practice Another Version -12 points SCalcET8 5.2.528.XP. 7 My Notes Ask Your Teacher Use the form of the definition of the integral given in the theorem to evaluate the integral. dx + Need Help? Read It Talk to a Tutor

Answer 1

AX= dr -HI xH 4 = liny 64 n (nt) (2n+) - 64 n(n+) n2 2 64x 3-P (4-) 32 96 tin ) (43) dr = lin 1+ noo ling 6 x27 り 3 3+ 00U n2(0-+) liry 3+ 3K27 の4 3+ 8