Identifying and Comparing Functions Quiz

Is the equation

 $y\ ^2-x^2=16$  
a function?

• Yes

• No

The list of ordered pairs represents a function:

(12, 6), (3, 1), (2, -2), (5, 10), (-8, -4), (__,__)

What could be the missing ordered pair?

• (2, 1)

• (12, 7)

• (-8, 8)

• (-3, -4)

Tags

CCSS.8.F.A.1

Which correctly explains whether or not the graph shown is a function?

• Yes; the graph passes the horizontal line test.

• Yes; the graph passes the vertical line test.

• No; the graph does not have a constant rate of change.

• No; each input on the graph has more than one output.

Does the table represtent a function?

• Yes

• No

Tags

CCSS.8.F.A.1

What is the rate of change (slope) to rent a raft from Ryan's Rafts?

• $15 per hour
• $2.25 per hour
• $17.25 per hour
• $1 per hour

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Who has the greater rate of change?

• CJ has a greater rate of change with 13/2
• Holland has a greater rate of change with 6
• CJ has a greater rate of change with 2/13
• They have the same rate of change.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Who has the greater rate of change?

• Troy has the greater rate of change.
• Lucy has the greater rate of change 
• They have the same rate of change

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Which kitten grows fastest? What is it's rate of change?

• Kitten A with a rate of change of 3

• Kitten B with a rate of change of 4

• Kitten A with a rate of change of 4

• Kitten B with a rate of change of 3

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Find the slope:
y = 2x + 3

• 0
• 3
• 1.5
• 2

Tags

CCSS.8.EE.B.5

Which set of ordered pairs 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