Domain and Range

Front

What is the definition of Domain in mathematics?

Back

The set of all possible input values (x-values) for a function.

Front

What is the definition of Range in mathematics?

Back

The set of all possible output values (y-values) for a function.

Front

What is the domain of the function f(x) = 1/x?

Back

All real numbers except x = 0.

Front

What is the range of the function f(x) = x^2?

Back

All real numbers greater than or equal to 0.

Front

How do you express the domain of a function in interval notation?

Back

Use brackets [ ] for inclusive endpoints and parentheses ( ) for exclusive endpoints.

Front

What is the domain of the function f(x) = sqrt(x)?

Back

x ≥ 0.

Front

What is the range of the function f(x) = 2x + 3?

Back

All real numbers.

Front

For the function {(1,2), (2,3), (3,4)}, what is the domain?

Back

{1, 2, 3}.

Front

For the function {(1,2), (2,3), (3,4)}, what is the range?

Back

{2, 3, 4}.

Front

What is the domain of the function f(x) = log(x)?

Back

x > 0.