CalculusAproximate Areas
posted by Liz .
Estimate the area under the graph of
f(x)=sin(pix) from x=0 to x=1 using the areas of 3 rectangles of equal width, with heights of the rectangles determined by the height of the curve a
a) left endpoint:
b) right endpoint:

A nice calculator for Riemann sums is at
http://mathworld.wolfram.com/RiemannSum.html
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