The figure shows level curves of a function f in the square R = [0, 6] x [0, 6]. Use the Midpoint Rule with m = n = 2 to estimate the following. f(x, y) dA How could you improve your estimate? y \11 3 The value of the integral is . You could improve the estimate by --Select--- Vm and n to use a ---Select--- number of ---Select--- V subrectangles. 3.

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