Functions Review Day 1 Video Check

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

• D: {-4, -3, 1}

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

• D:{-4, 0, 1, 2}

  R:{-4, -3, 1}

• D:{0, 1, 2, 3, 4}

  R:{-4, -3, 1}

What is the domain of a relation?

• the set of all x-values

• the set of all y-values

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

A set of ordered pairs is called what?

• the domain

• a relation

• a function

• the range

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which is the set of all y-values or the outputs?

• Domain

• Range

• Relation

• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the range of the mapping?

• {1, 2, 4}

• {0, 1, 2, 3}

• {0, 3}

• {1, 4}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Does the graph represent a function?

• Yes

• No

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is the relation shown in the mapping a function?

• No, because -1 and 4 are pared with 4.

• Yes, because every input is paired with exactly one output.

Tags

CCSS.8.F.A.1

What is the RANGE?

• {-3, 3]
• all real numbers
• [-4, 5]
• [-4, ∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the DOMAIN?

• (4, ∞)
• (-4, ∞)
• [-3, 3)
• (-3, 3]

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which graph is NOT a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4