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The functions are $\"\"$ and $\"\"$ .

If the composite functions $\"\"$ , then $\"\"$ and $\"\"$ are the inverse functions.

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$\"\"$ .

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$\"\"$ .

Therefore the functions $\"\"$ and $\"\"$ are inverses functions.

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Graph :

Graph the functions $\"\"$ and $\"\"$ .

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$\"\"$ and $\"\"$ are the inverse functions.

Graph of the functions $\"\"$ and $\"\"$ .

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