Functions Redo :)

Given f(x) = x + 3, find f(-2).

• -1

• 1

• 5

• -5

Tags

CCSS.HSF.IF.A.2

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

What is the domain?

• the set of all x-values
• the set of all y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Is relation shown a function?

• YES
• NO

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

Find the missing OUTPUT value.

• 8
• -2
• 2
• -8

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Does the graph represent a function?

• Yes, because the vertical line test shows there are no repeating input values
• No, because the vertical line test shows there are repeating input values

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

What is the range?

• {-3, -1, 2, 4}
• {0, 4, 7} 
• {0, 4, 4, 7}
• {7, 4, 0}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the range?

• {-2, -1, 0, 3}
• {3, 0, -1, 0, -2}
• {-4, -2, 1, 2, 5}
• {-4, -2, -1, 0, 1, 2, 3, 5}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which relation is NOT a function?

• {(1,-5), (3,1), (-5,4), (4,-2)}
• {(2,7), (3,7), (4,7), (5,8)}
• {(1,-5), (-1,6), (1,5), (6,-3)}
• {(3,-2), (5,-6), (7,7), (8,8)}

Tags

CCSS.8.F.A.1

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1