What the Function?!?!

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.

Is this graph a function or not a function? Why or why not? Give an explanation in your own words.

• Function

• Not a Function

Is this graph a function or not a function? Why or why not? Explain in your own words.

• Function

• Not a Function

Is this graph a function or not a function? 

• Function 
• Not a Function 

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is this table a function or not a function? Why or why not? Explain in your own words.

• Function

• Not a Function

What is f(4) if f(x) = 2x - 2? Show all work.

• 6

• 19

• 12

• 22

Evaluate f(-2) if f(x) = x+3. Show all work

• -1

• 1

• 5

• -5

Does this relation represent a function? Explain your answer.

(1,5), (1,6), (1,7), (1,8), (1,9)

• Yes

• No

Is this a function?

• Function
• Not a Function

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is this a function? Explain.

• Yes; each x-value has one corresponding y-value.
• No; it is not a straight line.
• Yes; it passes the vertical line test.
• No; there is a line connecting the dots.

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.5