Review Day 3 Functions

Given the relation: [(0, 4), (2, 6), (4, 8), (x, 7)]. Which value of x will make this relation a function?

• 0

• 2

• 6

• 4

Tags

CCSS.8.F.A.1

Which relation is a function?

• {(1,3), (2,1), (3,1), (4,7)}

• {(1,3), (2,1), (4,1), (4,7)}

• {(1,3), (1,1), (3,1), (4,7)}

• {(1,3), (2,1), (3,1), (3,4)

Tags

CCSS.8.F.A.1

Given the relation R = {(-4, 2), (3, 6), (x, 8), (-1, 4)} Which value of x would make this relation a function?

• -4

• -1

• 3

• 0

Tags

CCSS.8.F.A.1

Which relation is a function?

• {(0,1), (2,3), (3,2), (3,4)}

• {(0,1), (2,3), (4,2), (3,4)}

• {(0,1), (2,3), (3,2), (3,4)}

• {(0,1), (2,3), (3,2), (3,4)}

Tags

CCSS.8.F.A.1

Which relation is not a function?

• Diagram 1

• Diagram 2

• Diagram 3

• Diagram 4

Tags

CCSS.8.F.A.1

Which table represents a function?

• Table 1

• Table 2

• Table 3

• Table 4

Tags

CCSS.8.F.A.1

Which relation is not a function?

• Table

• Equation

• Graph

• Mapping diagram

Tags

CCSS.8.F.A.1

The two relations shown below are not functions. Explain how you could change each relation so that they each become a function.

Tags

CCSS.8.F.A.1

Four relations are shown below. State which relation(s) are functions?

• I and II

• II and III

• III and IV

• I and IV

Tags

CCSS.8.F.A.1

Which of the following is a characteristic of a function?

• Each x-value has multiple y-values

• Each x-value has exactly one y-value

• Each y-value has multiple x-values

• Each y-value has exactly one x-value

Tags

CCSS.8.F.A.1