20. Let fbe the function given by f(x) = 95. If four subintervals of equal length are used, what is the value of the right Riemann sum approximation for / f(x) da? (A) 20 (B) 40 (C) 60 (D) 80 (E) 120 21. If g(ac) = a2 - 3ac + 4 and f (ac) = g' (a), then f(x) dac - (A) - 14 (B) - 2 (C) 2 (D) 4 (E) 22. 2- 3 If f(z) = cos(t2) dt , then f'( VT) = (A) 3T sin (73 ) (B) Cos (73) (C) 3TT COST (D) 3TT COS (73)Test Booklet AP College Board Unit 6 and More Take Home Exam Fall 2022 32. A WNHO - N W P X 3 6 9 12 Graph of f The graph of the piecewise linear function f is shown above. What is the value of / f'(x) dac ? (A) -8 (B) - 6 (C) 0 (D) 22 33. For what value of b does the integral zada equal lim (1 + 2k K= 1 n 12 ? (A) b = 2 only (B) b= 3 only (C) b could be any real number. (D) There is no such value of b. Page 18 of 21 AP Calculus AB