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The function is $\"\"$ .

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Average rate of change from $\"\"$ to $\"\"$ is $\"\"$ .

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(a)

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Find the average rate of change of $\"\"$ from $\"\"$ to $\"\"$ .

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Substitute $\"\"$ in above formula.

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Average rate of change $\"\"$ .

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Find $\"\"$ .

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Consider $\"\"$ .

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Substitute $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Find $\"\"$ .

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Consider $\"\"$ .

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Substitute $\"\"$ in $\"\"$ .

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$\"\"$

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Substitute corresponding values in $\"\"$ .

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Average rate of change $\"\"$ .

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(b)

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Find the average rate of change of $\"\"$ from $\"\"$ to $\"\"$ .

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Substitute $\"\"$ in above formula.

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Average rate of change $\"\"$ .

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$\"\"$

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$\"\"$

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Average rate of change $\"\"$ .

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(c)

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Average rate of change of $\"\"$ from $\"\"$ to $\"\"$ .

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Substitute $\"\"$ in above formula.

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Average rate of change $\"\"$ .

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$\"\"$

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$\"\"$

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Average rate of change $\"\"$ .

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(a) Average rate of change of $\"\"$ from $\"\"$ to $\"\"$ is $\"\"$ .

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(b) Average rate of change of $\"\"$ from $\"\"$ to $\"\"$ is $\"\"$ .

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(c) Average rate of change of $\"\"$ from $\"\"$ to $\"\"$ is $\"\"$ .