b) The rectangles in the graph below illustrate a right endpoint Riemann sum for f(x) = 4 sinx on the interval [0, π]. The value of this Riemann sum is 7.3 -pi/2 5 4 3 2 1 0 -1 --2 -3 -4 -5 pi/2 рд 3pi/2 Right endpoint Riemann sum for y = 4 sina on [0, π]

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