Mathematics Quiz

Which of the following represents an input?

• The answer to an equation

• The value you put into a function

• The result of an operation

• None of the above

If the input is 3 and the rule is 'multiply by 4,' what is the output?

• 7

• 12

• 34

• 43

Which operation completes the table if the rule is 'add 5'?

• Subtract 3

• Multiply by 2

• Add 5

• Divide by 2

If the rule is 'subtract 2,' what is the output for an input of 8?

• 6

• 10

• 16

What happens to the output if the input increases by 1 in a rule that adds 3?

• Output increases by 3

• Output decreases by 3

• Output doubles

• Output stays the same

What makes a relationship a function?

• Each input has exactly one output

• Each output has exactly one input

• Inputs and outputs can be anything

• None of the above

Does the following table represent a function?

• Yes

• No

Complete the table for the rule 'multiply by 2 and add 1':

• 7, 10
• 5,7

• 9, 10

• 15, 15

If a relationship is a function, what must be true about its graph?

• It passes the vertical line test

• It forms a straight line

• It has no negative outputs

• It is always increasing

If x=1, what does y=?

• y=4

• y=3

• y=3x

• y=4