Domain and Range

Front

What is the domain of a relation?

Back

The set of all x-values.

Front

What is the range of a function?

Back

The set of all y-values that the function can output.

Front

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

Back

−∞ < x < ∞.

Front

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

Back

y ≥ 0.

Front

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

Back

x ≠ 0.

Front

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

Back

-1 ≤ f(x) ≤ 1.

Front

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

Back

x ≥ 1.

Front

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

Back

y ≥ 0.

Front

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

Back

x > 0.

Front

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

Back

0 < f(x) < ∞.