Quiz #10 Functions and Exponentials

Is this a function?

• Yes, it is a function.

• No, it is not a function.

Is this is a function or not a function?

• Function
• Not a Function

Is this set of ordered pairs a function? 

{(9, 2), (-3, 2), (9, 0), (2, 2), (1, 2)}

• Yes, a Function

• No, not a Function

Consider the function:

{(3, 11), (4, 18), (5, 27), (6, 38)} 

What is the Range?

• {4, 5, 11, 18}

• {3, 4, 11, 18}

• {3, 4, 5, 6}

• {11, 18, 27, 38}

Which relation has a domain of {3, 5, 8} ?

• {(3, 5), (5, 8), (1, 2)}

• {(8, 8), (5, 3), (5, 8)}

• {(5, 1), (3, 4), (8, 2)}

For which function would f(3) = 17

• f(x) = 5x

• f(x) = 2(x + 4) + 3

• f(x) = x - 10

• f(x) = 3x + 6

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values