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Mathematics
8th -
9thgrade
3.1 Functions: Domain/Range/Vertical Line Test
20 questions
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- 1. Multiple Choice
For the function
{(0,1), (1,-3), (2,-4), (-4,1)},
what is the domain?
{1, -3, -4,}
{0, 1, 2, -4}
{0, 1, 2, 3, 4}
{0,1,2}
- 2. Multiple ChoiceDoes the graph represent a function?Yes, because the vertical line test shows there are no repeating input valuesNo, because the vertical line test shows there are repeating input values
- 3. Multiple ChoiceDoes this mapping diagram represent a function?No, because there are repeating input valuesYes, because there are no repeating input values
- 4. Multiple Choice
A relation that pairs each input with exactly one output is called a...
Relation
Linear
Exponential
Function
- 5. Multiple ChoiceWhich graph does NOT pass the vertical line test?Graph 1Graph 2Graph 3Graph 4
- 6. Multiple Choice
Another name for the "y-values" or "outputs" is ...
Domain
Range
Relation
Function
- 7. Multiple ChoiceIs 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.
- 8. Multiple Choice
All of the "x value" or "inputs" are called what?
Domain
Range
Relation
Function
- 9. Multiple ChoiceIs 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; there is a line connecting the dots.
- 10. Multiple Choice
Is this a function?
Yes, it is a function
No, it is not a Function
- 11. Multiple Choice
Is this a function?
Yes, it is a function
No, it is not a Function
- 12. Multiple Choice
Is this a function?
Yes, it is a function
No, it is not a function
- 13. Multiple Choice
Is this a function?
Yes, it is a function
No, it is not a Function
- 14. Multiple Choice
What is the range of the graph?
-5, -1, 0 , 1, 5
-4, -2, 0, 3, 6
- 15. Multiple Choice
The function y = 10x + 40 represents the cost (y) for joining a gym after you use it for x months. Which statement below is true?
The independent variable is x, the months.
The independent variable is y, the cost.
- 16. Multiple ChoiceWhat is the domain of the graph?-7 ≤ x < 5-3 ≤ x < 1-3 ≤ y < 1-7 ≤ y < 5
- 17. Multiple ChoiceWhat is the range of the graph?-7 ≤ x < 5-3 ≤ x < 1-3 ≤ y < 1-7 ≤ y < 5
- 18. Multiple ChoiceWhat is the range?-4 < x ≤ 5-4 ≤ x < 5-3 < y < 3-3 ≤ y ≤ 3
- 19. Multiple ChoiceWhat is the domain?-4 < x ≤ 5-4 ≤ x < 5-3 < y < 3-3 ≤ y ≤ 3
- 20. Multiple Choice
The function
B = 50 - 4p
represents the balance, B, on a gift card after you purchase p number of pumpkin spice lattes.
The dependent variable is p, the number of lattes.
The dependent variable is B, the balance on the card
- Answer choicesTagsAnswer choicesTags