Recall that the area between a function and the x-axis is defined as negative if the region is below the x-axis. Therefore, what is A(f, 2 ≤ x ≤ 12) given that
It's a triangle with base = 10 height = f(2)
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Click on the link to the right to view the full version of the eTool. Calc 2-10 HW eTool