Find the trapezoidal Riemann sum approximation of ( x2 +3dx using four equal partitions. a. f(0) + (4) + (0.5)[(1) + (2) + (3)] b. f(0) + (1) + (2) + ((3) + 14) C. (0.5)[(1) + 12) + 13) + 14) + ((5)] d. (0.5)[10) + (4)] + (1) + (2) + (3)