Function Notation

If f(x) = 2x + 1, find f(1).

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

Tags

CCSS.HSF.IF.A.2

g(x) = 3x + 1
g(10) = ______

• 14
• 31
• 15
• -31

Tags

CCSS.HSF.IF.A.2

Is this a function?

• Yes

• No

• Let me ask my dog...

• Why are there letters in math?

Tags

CCSS.8.F.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values paired 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 paired with it.

• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

the set of all possible y-values

• Domain

• Range

• Interval Notation

• Inequality Notation

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

the set of all possible x-values

• Domain

• Range

• Interval Notation

• Inequality Notation

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

the set of all possible x-values

• Domain

• Range

• Interval Notation

• Inequality Notation

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

When identifying domain and range what symbol(s) is used when the value is not included?

• ( )

• [ ]

• ≤ ≥

• { }

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is f(1)?

• 1
• 5
• 0
• 4

Tags

CCSS.HSF.IF.A.2

How would you write y = 2x - 3 in function notation?

• y = 2x-3

• f = 2x - 3

• f(x) = 2x-3

Tags

CCSS.HSF.IF.A.2