4. a. Estimate the area under the graph of f(x)=sqrt(x^2+4) from x=0 to x=2 using four rectangles and right endpoints.

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asked by Rick
  1. I see rectangles at .5, 1.0, 1.5, 2 as the right end points

    area=[f(.5)+f(1)+f(1.5)+f(2)] *( .5)

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