Quiz about Functions from Tables and Writing Functions

Question 1

What is the definition of function?

Accepted Answer

Every input has only ONE output

Answer

Has inputs and outputs

Answer

Inputs have different outputs every time

Answer

x-values and y-values

Question 2

Write the equation for the table given

Accepted Answer

y = 3x

Answer

y = 1/3x

Answer

y = -1/3x

Answer

y = -3x

Question 3

If my function rule is x + 3, what is the OUTPUT if the input is 4?

Accepted Answer

7

Answer

4

Answer

3

Answer

10

Question 4

If my function rule is 4x, what is the OUTPUT if the input is 5?

Accepted Answer

20

Answer

45

Answer

54

Answer

9

Question 5

What is the function of the table?

Accepted Answer

y=x+2

Answer

y=x*2

Answer

y=x/2

Answer

y=x-2

Question 6

y=x-6
What is the missing number?

Accepted Answer

12

Answer

10

Answer

14

Answer

13

Question 7

y=x*7
What is the missing number?

Accepted Answer

4

Answer

5

Answer

8

Answer

7

Question 8

Which equation matches the table?

Accepted Answer

y = x + 5

Answer

y = 5x

Answer

y = x - 5

Answer

x = y - 5

Question 9

A store receives 7 new movies per week. Write an equation to find the number of movies "y" the store receives after "x" weeks.

Accepted Answer

y = 7x

Answer

x = 7y

Answer

x + 7 = y

Question 10

Jeff earns $10 per hours raking leaves. Write an equation to find the amount of money "y" he earns for "x" number of hours.

Accepted Answer

y = 10x

Answer

x = 10y

Answer

y = x + 7

Question 11

Pablo has $12. He earns $7 for every lawn he mows. Write an equation to find the amount of money "y" he will have after "x" number of lawns.

Accepted Answer

y = 7x + 12

Answer

y = 12x + 7

Question 12

Elliot wants to sign up for a gym membership. The gym require a $35 fee to sign up, then $12 every month. Write an equation to find the amount Elliot will pay for his gym membership "y" after "x" amount of months.

Accepted Answer

y = 12x + 35

Answer

y = 35x + 12

Answer

y = 12x - 35

Functions from Tables and Writing Functions

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