$\"\"$

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The given funtion is $\"\"$ \ \

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Substitute $\"\"$ in given funtion.

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$\"\"$

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

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

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Substitute $\"\"$ in given funtion

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$\"\"$

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

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Substitute $\"\"$ in given funtion.

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$\"\"$

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

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

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The value of $\"\"$ .

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