Let f(x) = 3 + 2x². (a) Estimate the area under the graph of f, the x-axis, and the lines x= -1 and x = 2 using three rectangles and right endpoints. R3 = Improve your estimate by using six rectangles. R6 = Sketch the curve and the approximating rectangles for R3. y y 10 8 6 y 10 8 6 -1 10 8 1 2 X -1 y 10 8 6 4 X
Let f(x) = 3 + 2x². (a) Estimate the area under the graph of f, the x-axis, and the lines x= -1 and x = 2 using three rectangles and right endpoints. R3 = Improve your estimate by using six rectangles. R6 = Sketch the curve and the approximating rectangles for R3. y y 10 8 6 y 10 8 6 -1 10 8 1 2 X -1 y 10 8 6 4 X
Chapter1: Equations, Inequalities, And Mathematical Modeling
Section1.1: Graphs Of Equations
Problem 9ECP
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Transcribed Image Text:Let f(x) = 3 + 2x².
(a) Estimate the area under the graph of f, the x-axis, and the lines x = −1 and x = 2 using three rectangles and a right endpoints.
R3 =
Improve your estimate by using six rectangles.
R6 =
=
Sketch the curve and the approximating rectangles for R3.
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10
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