$\"\"$

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

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Let the function as $\"\"$ .

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Solve above equation for $\"\"$ in terms of $\"\"$ .

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$\"\"$

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$\"\"$ .

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To express the inverse function $\"\"$ interms of $\"\"$ , interchange $\"\"$ and $\"\"$ then the resulting equation is $\"\"$ .

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$\"\"$ .

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Inverse of the function is same as the function on $\"\"$ .

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$\"\"$

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Graph:

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Graph the function $\"\"$ on $\"\"$ .

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$\"\"$

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Observe the graph, the graph of $\"\"$ is a quarter circle in first quadrant with $\"\"$ -unit radius.

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$\"\"$

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Inverse of the function is $\"\"$ .

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Graph:

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$\"\"$

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The graph of $\"\"$ is a quarter circle in first quadrant with $\"\"$ -unit radius.