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- 1. Multiple Choice
Is this mapping a function or not a function?FunctionNot a Function - 2. Multiple ChoiceIs the relation a function?
{(4,5), (4,-7), (4,2), (4,0), (4,9)}YesNo - 3. Multiple ChoiceIs this table a function or not a function?FunctionNot a Function
- 4. 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.
- 5. 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.
- 6. Multiple ChoiceFor the function f(x) = -3x + 3 find f(0).0-33-1
- 7. Multiple ChoiceEvaluate f(-2) if f(x) = x2+ 3.-117-7
- 8. Multiple ChoiceSolve for f(5):
f(5) = -x + 491-1-9 - 9. Multiple Choice
Is this a function or not?
Function
Not a Function
- 10. Multiple ChoiceWhich graph does NOT pass the vertical line test?Graph 1Graph 2Graph 3Graph 4
- 11. Multiple Choice
Is this a function?
Yes
No
Let me ask my dog...
Why are there letters in math?
- 12. Multiple Choice
Is this a function?
Yes
No
I'm Confused
May I phone a friend?
- 13. Multiple Choice
Given f(x) = 3(6 -x), what is the value of f(-8)
-42
6
-6
42
- 14. Multiple ChoiceWhich 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)
- 15. Multiple Choice
Which set of values is not a function?
(9,5) (10,5) (4,-5) (8,-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)
- 16. Multiple ChoiceIs this set of ordered pairs a function or not a function?FunctionNot a Function
- 17. Multiple Choice
If f(x) = 2x+1, what would the function look like once you substitute in a 1 to find f(1)?
f(x) = 21+1
f(1) = 2 (1) + 1
f(1) = 2x (1) + 1
- 18. Multiple Choice
If f(x) = -3x - 8, find f(-1).
f(-1) = 5
f(-1) = -5
f(-1) = -12
f(-1) = -10
- 19. Multiple Choice
If f(x) = x2-x+3, what would the function look like once you substitute in a -3 to find f(-3)?
f(-3) = -32-3+3
f(-3) = (-3)2 -(-3)+3
f(-3) = (-3)2 -3+3
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