Function Review

What is the domain of the relation graphed?

• all real numbers

• all real numbers less than -4 

• all real numbers greater than -4

• all real numbers less than 0 

What is the domain of the graph?

• {-4, 0, 2, 4}
• {-5, -4, -3, -1}
• {-5, -4, -3, -1, 0, 2, 4}
• All real numbers

What is the Range?

• all real numbers

• all real numbers greater than 6

• all real numbers less than 6

• all real numbers less than 2

• NO

• YES

Find the value of x when f(x) = 0

• 2

• -2

• 5

• -3

• 0

Is this a Function or Not a Function?

• Function

• Not a Function

Is this table a function or not a function

• Function

• Not a Function

What is the definition of a function?

• x-Values and y-values

• every input has only one output

• every output has an input

• Luke Skywalker

If g(x) = 2, what is x?

• 1

• 3

• 2

• 0

• -1

What set of ordered pairs is a function?

• (1,2), (3, 2), (5, 1)

• (1,2), (2, 3), (2, 4)

• (8,2), (8, 4), (5, 1)