Quiz 1 - Functions- HW10

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

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Which point is on the graph?

• (0,0)
• (-2, -2)
• (0, 2)
• (2, 0)

Which of these is NOT the same

• Range
• Input
• Dependent Value
• Y-Value

Is this table a function or not a function? 

• Function
• Not a Function

Complete the function table for y = -2x + 1.

• -2(2) + 1; -2
• -2(2) + 1; -3
• -2(2) + 1; -1
• -2(2) + 1; 0

y=x+8
What is the missing number?

• 6
• 7
• 5
• 4

y=x-6
What is the missing number?

• 12
• 10
• 14
• 13

Is this graph a function or not a function? 

• Function 
• Not a Function 

Which of these tables represents a function?

• W

• Y

• Z

• X