Precalculus A Final Review 2024

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What is the domain of a function in interval notation?

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The domain of a function is the set of all possible input values (x-values) for which the function is defined. In interval notation, it is expressed as a range of values.

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What is the range of a function in interval notation?

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The range of a function is the set of all possible output values (y-values) that the function can produce. In interval notation, it is expressed as a range of values.

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How do you model exponential decay, such as the mass of Carbon-14 over time?

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What is the half-life of a substance?

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The half-life is the time required for a quantity to reduce to half its initial value. For Carbon-14, the half-life is 871 years.

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Front

What is interval notation?

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Interval notation is a mathematical notation used to represent a range of values. It uses parentheses and brackets to indicate whether endpoints are included or excluded.

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This notation represents all real numbers less than 7, not including 7 itself.

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This notation represents all real numbers greater than or equal to -1.

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What is the difference between a function's domain and range?

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The domain refers to the input values (x-values) of a function, while the range refers to the output values (y-values) produced by the function.

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What is an exponential function?

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