This method is suitable for unevenly spaced data.
Step 2: Finding the Integral from 3 to 9
Given the data points:
X: 0, 3, 4, 9, 12
Y: 0, 2, 5, 21, 15
To find the integral from 3 to 9, we need to consider the data points within that interval:
X: 3, 4, 9
Y: 2, 5,
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