Functions Relations and Graphs

Is this mapping a function or not a function? 

• Function

• Not a Function

Is this a function? Explain.

• Yes; it passes the horizontal line test.

• No; it is not a straight line.

• Yes; it passes the vertical line test.

• No; it does not pass the vertical line test

Is this graph a function or not a function? 

• Function 

• Not a Function 

Describe the end behavior of the graph.

• x →∞, y→∞ and x→∞, y→⁻∞

• x →∞, y→∞ and x→⁻∞, y→∞

• x →∞, y→∞ and x→⁻∞, y→0

• x →∞,y→0 and x→∞, y→⁻∞

Describe the end behavior of the graph.

• x → ∞, y→ ∞ and x→∞, y→⁻∞

• x → ∞, y→ ∞ and x→⁻∞, y→∞

• x → ∞, y→ ∞ and x→⁻∞, y→ 0

• x → ∞,y→ ∞and x→ ⁻∞, y→ ⁻∞

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)}

All of the x values of a relation are called what?

• Domain

• Range

• Relation

• Function

All of the y values of a relation are called what?

• Domain

• Range

• Relation

• Function

Is this graph a function or not a function? 

• Function

• Not a Function

Is this a function?

• Yes

• No