Area Under a Curve

Rarely Tested

Area Under a Curve

If:

$$f(x)\geq0$$

on $$[a,b]$$, then the area under the curve $$y=f(x)$$ and above the $$x$$-axis is:

$$A=\int_a^b f(x)\,dx$$

Usage

- Used to calculate geometric area using definite integration.

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