$\"\"$

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The function is $\"\"$ , $\"\"$ to $\"\"$ and $\"\"$ .

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Let $\"\"$ .

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Area of the region:

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If $\"\"$ is continuous and non-negative on the closed interval $\"\"$ , then the area of the region bounded by the graph $\"\"$ , the $\"\"$ -axis and the vertical lines $\"\"$ and $\"\"$ is given by area $\"\"$ .

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$\"\"$

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Area of the region is $\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ sq units.

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$\"\"$ sq units.

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$\"\"$

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Verify the result by using graph.

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Graph the function $\"\"$ .

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$\"\"$ .

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Observe the graph:

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The area of the region is $\"\"$ sq units.

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$\"\"$

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$\"\"$ sq units.