Unit 2B: AP Precalculus Exp., Log., and Inverse Functions

What is the general form of an exponential function?

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What is the domain of an exponential function?

• The domain of an exponential function is the set of all positive real numbers.

• The domain of an exponential function is the set of all complex numbers.

• The domain of an exponential function is the set of all integers.

• The domain of an exponential function is the set of all real numbers.

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What is the range of a logarithmic function?

• The range of a logarithmic function is always negative.

• The range of a logarithmic function is all real numbers.

• The range of a logarithmic function is always positive.

• The range of a logarithmic function is always greater than 0.

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What is the relationship between exponential and logarithmic functions?

• Exponential functions are a special case of logarithmic functions.

• Exponential and logarithmic functions are unrelated.

• Exponential and logarithmic functions are inverses of each other.

• Logarithmic functions are a special case of exponential functions.