2.3: Exponential Functions

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The graph of the exponential function h is shown. Which of the following could be the expression for h?

• g is increasing at an increasing rate

• g is increasing at an decreasing rate

• g is decreasing at an increasing rate

• g is decreasing at an decreasing rate

• f is increasing at an increasing rate

• f is increasing at an decreasing rate

• f is decreasing at an increasing rate

• f is decreasing at an decreasing rate

The exponential function k exhibits exponential decay. Which of the following could be k?

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• h is increasing and the graph of h is concave up

• h is increasing and the graph of h is concave down

• h is decreasing and the graph of h is concave up

• h is decreasing and the graph of h is concave down

Match the graphs of the exponential functions below with the corresponding description of the graph

• The graph is increasing and concave down

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• The graph is decreasing and concave down

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• The graph is increasing and concave up

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• The graph is decreasing and concave up

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