Understanding Function Machines

Front

A process that takes input, applies a rule, gives output

Back

Function Machine

Front

The value you start with in a function machine

Back

Input

Front

The result after applying the function rule

Back

Output

Front

The operation applied to the input

Back

Function Rule

Front

Multiply by 2

Back

Example Rule

Front

3

Back

Example Input

Front

6 (if rule is multiply by 2)

Back

Example Output

Front

Reverses the function rule

Back

Inverse Operation

Front

Divide by 2 (if rule is multiply by 2)

Back

Example Inverse

Front

Converting Celsius to Fahrenheit

Back

Real-life Example