Function Notation (Shortened)

Front

If f(x) = 2x + 1, what would be your first step to find f(1)?

Back

Plug a 1 in for all the x's.

Front

f(x) is the same thing as ______.

Back

y.

Front

What is f(1) if f(x) = 2x + 1?

Back

5.

Front

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

Back

Let x = 2.

Front

Evaluate f(-2) if f(x) = x + 3.

Back

1.

Front

What does f(x) represent in a function?

Back

The output value of the function for a given input x.

Front

How do you evaluate a function at a specific value?

Back

Substitute the value into the function's equation.

Front

What is the general form of a linear function?

Back

f(x) = mx + b, where m is the slope and b is the y-intercept.

Front

What is the slope in the function f(x) = 3x + 2?

Back

3.

Front

What is the y-intercept in the function f(x) = -x + 4?

Back

4.