Functions Review

Which set of ordered pairs accurately represents the points on the coordinate plane?

• {(1, 1), (6, 1), (3, 1), (4, 5), (7, 3)}

• {(1, 1), (1, 6), (1, 3), (5, 4), (7, 3)}

• {(1, 1), (1, 6), (3, 1), (4, 5), (7, 3)}

• {(1, 1), (1, 6), (3, 1), (4, 5), (3, 7)}

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Is the table pictures a linear relationship? Why or Why not?

• Yes, it has a constant change
• Yes, it does not have different rates of change
• No, it has constant rate of change
• No, it does not have a constant rate of change

Tags

CCSS.HSF-LE.A.1B

What is the definition of function?

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which statement below accurately represents the graph?

• $100 is earned for each hour worked
• $100 is earned for every 2 hours worked
• $500 is earned for every 8 hours worked
• $200 is earned for every 3 hours worked

Tags

CCSS.HSF.LE.B.5

Find the rate of change.

• -2 minutes per gallon
• -20 minutes per gallon
• -2 gallons per minute
• -20 gallons per minute

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Determine whether the relation shown here is a function. Explain your answer.

• function, an input has 1 output

• function, an input has 2 different outputs

• function, no output has 2 different inputs

• not a function, an input has 2 different outputs

Tags

CCSS.8.F.A.1

What is the range of the following graph?

• {-5, -1, 0 , 1, 5}

• {-4, -2, 0, 3, 6}

• (-4, 1) ( 6, 0)

• (6, 0)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}

  R: {0, 1, 2, -4}

• D: {-4, 0, 1, 2}

  R:{-4, -3, 1}

• D: {0, 1, 2, 3, 4}

  R:{1, -3, -4}

• D: {0, 1, 2, -4}

  R: {0, 1, -3, -4}