Function Review

Front

Does this mapping diagram represent a function?

Back

Yes, because there are no repeating input values.

Front

If f(x)=6x²-4, what is f(0)?

Back

-4

Front

If f(x) = -2, what is the value of x?

Back

8

Front

What is g(-2)?

Back

4

Front

What is f(1)?

Back

5

Front

Define a function.

Back

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

Front

What is the domain of a function?

Back

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

Front

What is the range of a function?

Back

The range is the set of all possible output values (y-values) for the function.

Front

What does it mean for a function to be linear?

Back

A linear function is a function that graphs to a straight line and can be expressed in the form f(x) = mx + b.

Front

What is the difference between a function and a relation?

Back

A function is a specific type of relation where each input is associated with exactly one output.