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Functions review (maps, f(1), vertical line test)
Authored by Scott Runda
Mathematics
9th Grade
CCSS covered
Used 37+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Given
f(x)= 2x2 + 5x - 17, find f(-1).
(HINT: ALWAYS do the exponent FIRST)
f(-1) = -20
f(-1) = -24
f(-1) = -18
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The function that represents the total cost Jorge spends on having his house cleaned is C(v) = 125v, where v represents the number of visits. What is the input variable?
v, the number of visits
C(v), the total cost
v, the total cost
C(v), the number of visits
Tags
CCSS.HSF.IF.A.1
CCSS.8.F.A.1
3.
MULTIPLE CHOICE QUESTION
15 mins • 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.
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Is it a function?
Tags
CCSS.HSF.IF.A.1
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Which set of values is a function?
Tags
CCSS.8.F.A.1
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tags
CCSS.HSF.IF.A.1
CCSS.HSF.IF.C.7
CCSS.HSF.IF.A.2
CCSS.HSF.IF.B.4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this graph a function or not a function?
Tags
CCSS.HSF.IF.A.1
CCSS.HSF.IF.B.5
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