$\"\"$

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The functions are $\"\"$ .

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First to find $\"\"$ .

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Substitute the value of $\"\"$ in $\"\"$ .

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$\"\"$ .

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Substitute the value of $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Therefore the value of $\"\"$ . $\"\"$

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Next to find $\"\"$ .

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Substitute the value of $\"\"$ in $\"\"$ .

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$\"\"$

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Substitute the value of $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Therefore the value of $\"\"$ . $\"\"$

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The values are $\"\"$ and $\"\"$ .