Evaluate Functions

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

• (1, -13)
• (0, 10)
• (2, -4)
• (-3. -1)

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

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

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.A.2

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

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.3

Which of the following ordered pairs is a solution to the linear function 3x - 4y = 10

• (-1, 2)
• (3, 0)
• (2, -1)
• (-2, 1)

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.10

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

• 22
• 58
• 12
• 29

Tags

CCSS.HSF.IF.A.2

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

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.LE.B.5

The GPA of a student can be predicted using the equation
y = 1.4 x + 1.4  where x is the hours the student spends studying.  What is the expected GPA of a student that spends no hours studying?

• 2.4
• 1.4
• not enough information
• 2.8

Tags

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is f(−4) for the function f?

f(x) = 2x + 3

• -5

• -4

• -2

• -7

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is f(5) for the function f?

f(x) = 2(x - 7)

• 3

• -4

• -3

• 1

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

If f(x) = 5 + 4(x – 4)²,

what is f(7)?

• 81

• 29

• 41

• 54

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2