Calculator Active. Using a Left Hand Riemann Sum with 6 sub-intervals of equal width, approximate the area bound by the function f(x) = 9 – x², the x-axis, and the lines x=0 and x=3. Round your answer to 3 decimal places.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Calculator Active. Using a Left Hand Riemann Sum with 6 sub-intervals of equal width,
approximate the area bound by the function f(x) = 9 – x², the x-axis, and the lines x=0 and x=3.
Round your answer to 3 decimal places.
Transcribed Image Text:Calculator Active. Using a Left Hand Riemann Sum with 6 sub-intervals of equal width, approximate the area bound by the function f(x) = 9 – x², the x-axis, and the lines x=0 and x=3. Round your answer to 3 decimal places.
Expert Solution
Step 1

Given fx=9x20x3

Δx=ban=306=12=0.5

Hence, Δx=0.5

Now, break the interval 0,3 into 6 subinterval, which is given below.

0,0.5,0.5,1,1,1.5,1.5,2,2,2.5 and 2.5,3

Hence, the area by using left hand Riemann sum is given by

A=Δxf0+f0.5+f1+f1.5+f2+f2.5

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