Examples for

Domain & Range
The domain of a function describes the set of numbers on which the function can act. Its range, or image, is the set of values the function can return. Wolfram|Alpha can compute the domain and range of functions of one or several variables.

Domain & Range

Find the domain and range of a mathematical expression.

Compute the domain of a function:

Compute the range of a function:

Specify a restriction on the independent variable:

Compute both domain and range:

Compute domain and range of a function of several variables:

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