Evaluating Functions Review

Front

What is the value of x when f(x) = 16?

Back

x = 4 and x = 8

Front

How would you write y = 2x - 3 in function notation?

Back

f(x) = 2x - 3

Front

Evaluate for f(-5) if f(x) = 2x + 8.

Back

-2

Front

If f(x) = 2x + 1, find f(1).

Back

f(1) = 3

Front

If a question asks you to find f(2), what does that mean?

Back

Let x = 2

Front

What is a function?

Back

A relation that assigns exactly one output for each input.

Front

What does f(x) represent in function notation?

Back

The output of the function f for the input x.

Front

How do you evaluate a function at a specific point?

Back

Substitute the value of x into the function's equation.

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 (y-values) for the function.