Function Notation

Front

What does f(2) mean in function notation?

Back

Plug in 2 for x.

Front

Evaluate f(-2) if f(x) = x² + 3.

Back

7.

Front

If f(x) = -3x - 8, find f(-1).

Back

f(-1) = -5.

Front

If f(2) = 4, how can this be represented as an ordered pair?

Back

(2, 4).

Front

If f(x) = x - 5, what is the value of x when f(x) = 15?

Back

20.

Front

What is function notation?

Back

A way to represent a function using symbols, typically f(x), where x is the input.

Front

What is the domain of a function?

Back

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

Front

What is the range of a function?

Back

The set of all possible output values (f(x) or y-values) for the function.

Front

How do you evaluate a function at a specific value?

Back

Substitute the value into the function's equation.

Front

What does it mean if f(a) = b?

Back

When x = a, the output of the function is b.