Part 2 Introduction to Functions

Solve for f(5):
f(5) = -x + 4

• 9 

• 1

• -1

• -9

Tags

CCSS.HSF.IF.A.2

What is the value of x in:

f(4) = 3x - 1

• 11

• 4

• -1

• 0

Tags

CCSS.HSF.IF.A.2

Evaluate f(6) when 

f(x) = 2x + 4

• 16

• 17

• -8

• 21

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

Find f(2)

• 5

• 4

• 3

• 0

Tags

CCSS.HSF.IF.A.2

Which graph is not a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Is this relation a function?

• Function

• Not a function

Is this relation a function?

• Function

• Not a function

Tags

CCSS.8.F.A.1

Is this graph a function or not a function? 

• Function 

• Not a Function 

You can identify a function from a graph by using the.....

• Horizontal Line Test

• Eye Test

• Vertical Line Test

• Diagonal Line Test