Input / Output

Front

What is an input in a function?

Back

An input is the value that is put into a function to obtain an output.

Front

What is an output in a function?

Back

An output is the result obtained from a function after processing the input.

Front

What does the equation y = x + 5 represent?

Back

It represents a linear function where the output (y) is 5 more than the input (x).

Front

If x = 3, what is y in the equation y = x + 5?

Back

y = 8.

Front

What is a function table?

Back

A function table is a chart that shows how each input is related to its output.

Front

How do you find the output if the input is 4 in the function y = 3x?

Back

Multiply 4 by 3 to get y = 12.

Front

What is the rule for the function table where x is multiplied by 3 to get y?

Back

The rule is: y = 3x.

Front

What does it mean to 'multiply by 3' in a function?

Back

It means to take the input value and multiply it by 3 to find the output.

Front

If Sam earned 9 points, how many laps did he make if the rule is 'points = laps x 2'?

Back

He made 4.5 laps.

Front

What is the relationship between x and y in the equation y = x - 5?

Back

The output (y) is 5 less than the input (x).