Find Functions and Not Functions
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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16 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is 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.
Tags
CCSS.8.F.A.1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which graph does NOT pass the vertical line test?
Graph 1
Graph 2
Graph 3
Graph 4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this a function?
Yes
No
Let me ask my dog...
Why are there letters in math?
Tags
CCSS.8.F.A.1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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)
Tags
CCSS.8.F.A.1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is the relation a function?
{(4,5), (4,-7), (4,2), (4,0), (4,9)}
Yes
No
Tags
CCSS.8.F.A.1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
Tags
CCSS.HSF.IF.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
Tags
CCSS.HSF.IF.A.2
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