$\"\"$

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

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Find $\"\"$ .

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$\"\"$

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Substitute $\"\"$ in the above equation

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$\"\"$

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Substitute $\"\"$ in the above equation

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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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$\"\"$

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$\"\"$

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$\"\"$

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Find $\"\"$

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$\"\"$

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Substitute $\"\"$ in the above equation.

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$\"\"$

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Substitute $\"\"$ in the above equation

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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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$\"\"$ .