$\"\"$

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The exponential function for the graph passes through the points are $\"\"$ and $\"\"$ .

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An exponential function is $\"\"$ .

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Write an exponential function.

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$\"\"$ (Exponential function)

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

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

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

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

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$\"\"$ (Divide each side by $\"\"$ )

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$\"\"$ (Cancel common terms)

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$\"\"$ (Raise each side to the fourth power)

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$\"\"$ (Evaluate powers each side)

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$\"\"$ (Use caluculator: $\"\"$ )

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An exponential function is $\"\"$ .

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$\"\"$

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The exponential function is $\"\"$ .