8.5G - Identify Functions

Which graph does NOT represent y as a function of x?

• Graph A

• Graph B

• Graph C

• Graph D

A segment is graphed on the grid. Points will be plotted on the grid with the segment to show y as a function of x. Which ordered pairs can be added to the grid to show y as a function of x?

• ( 3 , -6 )

• ( -1 , 6 )

• ( 1 , -6 )

• ( 0 , 2 )

• ( -2 , 4 )

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which ordered pairs can also belong to the function shown in the table?

• (-4, 3)

• (-2, 3)

• (4, 3)

• (6, 8)

• (9, 8)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which mapping represents y as a function of x?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Which graph does NOT represent y as a function of x?

• Graph F

• Graph G

• Graph H

• Graph J

Which set of ordered pairs represents y as a function of x?

• {(4, √17), (2, √6), (1, √3), (1, √10)}

• {(-7, 2.9), (-15, 5.9), (-15, 8.9), (-7, 11.9)}

• {(11.1, 7), (5.1, 4), (12.1, 5), (6.1, 7)}

• {(√1, -3), (√2, -4), (√1, -5), (√6, -7)}

Tags

CCSS.8.F.A.1

Which representation shows y as a function of x?

• F

• G

• H

• J

Which set of ordered pairs represents y as a function of x?

• {(0, 0.5), (2, 1.5), (-5.5, 5), (-5.5, -6)}

• {(5, -7), (3, -7), (-9.2, -7), (9.2, -7)}

• {(9.3, -1), (7.3, -2), (7.3, 2), (9.3, 1)}

• {(8.1, 9), (9.1, 10), (10.1, 9), (9.1, 8)}

Tags

CCSS.8.F.A.1

Which graph represents y as a function of x?

• Graph A

• Graph B

• Graph C

• Graph D

Which set of ordered pairs represents y as a function of x?

• {(0, 0), (−1, 2), (−1, −2), (−2, 4), (−2, −4)}

• {(0, 0), (1, 1), (2, 4), (3, 9), (3, 16)}

• {(0, 0), (0, 1), (0, 2), (0, −1), (0, −2)}

• {(0, 0), (−1, −0.5), (−2, −1), (−3, −1.5), (−4, −2)}

Tags

CCSS.8.F.A.1