Let (x) = 2x + 5, x 1 = 0, x 2 = 2, x 3 =
Question:
Let ƒ(x) = 2x + 5, x1 = 0, x2 = 2, x3 = 4, x4 = 6, and Δx = 2
(a) Find(b) The sum in part (a) approximates a definite integral using rectangles. The height of each rectangle is given by the value of the function at the left endpoint. Write the definite integral that the sum approximates.
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4 Σ+(x;)Δ.Χ. i=1
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