Evaluate Functions

Front

For the function f(x) = 4x + 2, find x such that f(x) = 2.

Back

x = 0

Front

f(x) is the same thing as ______.

Back

y

Front

If f(x) = 2x + 1, what would the function look like once you substitute in a 1 to find f(1)?

Back

f(1) = 2(1) + 1

Front

How do you read f(x)?

Back

f of x

Front

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

Back

Let x = 2

Front

What is the definition of a function?

Back

A function is a relation that assigns exactly one output for each input.

Front

What does the notation f(a) represent?

Back

The output of the function f when the input is a.

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.

Front

What is the difference between independent and dependent variables in a function?

Back

The independent variable is the input (x), while the dependent variable is the output (y).