1 Estimate f 7 cos(X2) dX using the Trapezoidal Rule and the Midpoint Rule, each with n = 4. (Round your answers to six decimal places.) 0 (a) the Trapezoidal Rule C::::j (b) the Midpoint Rule C::::j From a graph of the integrand, decide whether your answers are underestimates or overestimates. 0 T4 is an underestimate 0 T4 is an overestimate 0 M4 is an underestimate 0 M4 is an overestimate What can you conclude about the true value of the integral? (Round your answers to six decimal places.) 1 C::::j