$\"\"$

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The functions are $\"\"$ .

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To find $\"\"$

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$\"\"$

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$\"\"$ (Substitute $\"\"$ )

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$\"\"$ (Multiply: $\"\"$ ) $\"\"$

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$\"\"$ (Substitute $\"\"$ )

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$ (Subtract: $\"\"$ )

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$\"\"$ (Substitute $\"\"$ )

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$\"\"$ (Evaluate power: $\"\"$ )

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$\"\"$ (Add: $\"\"$ ) $\"\"$

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The value of $\"\"$ .