Define, Evaluate, and Compare Functions

Find f(4)

• 1

• 2

• 3

• 4

Find f(6)

• 1

• 2

• 3

• 4

Find f(0)

• 7

• 8

• 9

• 10

Find f(6)

• 10

• 15

• 20

• 25

Determine which of the following is a solution to the linear function
 y = 3x - 10

• (1, -13)

• (0, 10)

• (2, -4)

• (-3. -1)

The commission of a sales representative can be modeled by C(x) = 4x - 10, where x is the number of items sold.  If the sales representative sales 30 items, how much commission will they earn?

• $20

• $120

• $5

• $110

The amount of water in the bucket ( in pints) can be modeled by the equation y = 2x + 7 where x is the number of pitchers used to put water in the bucket.  If the bucket contains 29 pints of water, how many pitchers of water were used to fill it?

• 11

• 65

• 9

• 18

What is the value of y in the function  
y = 1/2 x + 10  when x = 24?

• 22

• 58

• 12

• 29

The equation below represents an elevator's height after an amount of seconds. Using this equation, what should the height of the elevator be after 14 seconds?
y = -3.8x + 290

• 80

• 236.8

• -80

• 72.6

What is f(−4) for the function f?

f(x) = 2x + 3

• -5

• -4

• -2

• -7