$\"\"$

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(a)

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The function is $\"\"$ .

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Compare the function with $\"\"$ .

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Vertical stretch: $\"\"$ is the graph of $\"\"$ stretch vertically by a factor of $\"\"$ .

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Graph :

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Graph of the function $\"\"$ .

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(1) Draw the coordinate plane.

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(2) Graph the function $\"\"$ .

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(3) Now stretch the graph of $\"\"$ vertically by a factor of $\"\"$ .

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$\"\"$

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$\"\"$

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(b)

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The function is $\"\"$ .

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Compare the function with $\"\"$ .

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Vertical shift : $\"\"$ is the graph of $\"\"$ shift to a distance $\"\"$ unit upward.

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Graph :

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Graph of the function $\"\"$ .

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(1) Draw the coordinate plane.

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(2) Graph the function $\"\"$ .

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(3) Now shift the graph of $\"\"$ to a distance $\"\"$ unit upward.

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$\"\"$

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$\"\"$

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(a) Graph of the function $\"\"$ .

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Stretch the graph of $\"\"$ vertically by a factor of $\"\"$ .

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$\"\"$

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(b) Graph of the function $\"\"$ .

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Shift the graph of $\"\"$ to a distance $\"\"$ unit upward.

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$\"\"$ .