Finding Functions Tables Graphs

Which ordered pair could you add to the following list of points to create a function?  (3, 5) (4, 9) (2, 5) 

• (3, 7)

• (4, 1) 

• (1, 9)

• (2, 6)

Complete the function table for y = -2x + 1.

• -2(2) + 1; -2

• -2(2) + 1; -3

• -2(2) + 1; -1

• -2(2) + 1; 0

The table shows the amount of money Anisha is paid for working different numbers of hours.  What would be Anisha's total pay if she works for 24 hours in a week?

• $170

• $168

• $175

• $180

The deli in the grocery store gives each customer a free cup of coffee worth $1.50.  Write a function to represent the situation.

• y = 1.5x

• y = 15x

• x = 1.5y

• x = 15y

Is the relation a function?

• yes, it is a function

• no, it is not a function

• not enough information to determine

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

Does this relation represent a function?
(1,5), (1,6), (1,7), (1,8), (1,9)

• Yes

• No

Does this table represent a function?

• Yes 

• No

Does this table represent a function?

• Yes

• No

f(x)=4x+5
f(4)=

• 21

• -11

• -31

• 25