Function Notation

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

Is this mapping a function or not a function? 

• Function

• Not a Function 

Tags

CCSS.8.F.A.1

Is this table a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Evaluate f(-2) if f(x) = x + 3

• -1

• 1

• 5

• -5

Tags

CCSS.HSF.IF.A.2

Given the function, f, shown on the graph, what is the value of f(3)?

• 0

• 2

• 6

• 1

Tags

CCSS.HSF.IF.A.2

If f(x) = 3x - 9, find f(5).

• f(5) = 6

• f(5) = 16

• f(5) = -4

• f(5) = 24

Tags

CCSS.HSF.IF.A.2

How do you read f(x)?

• "f x"

• "f of x"

• "f parenthesis x"

• "f with an x inside parenthesis"

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

f(x) is the same thing as ______.

• y

• x

• input

• an equation

Tags

CCSS.HSF.IF.A.1

Find f(2)

• 5

• 4

• 3

• 0

Tags

CCSS.HSF.IF.A.2

Is this graph a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1