Representation of Functions
Authored by Anthony Clark
Mathematics
8th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this a function?
Yes, because 15 is assigned the output value of 7 and 9
No, because 15 has more than one output
No, because -1, 0, and 15 have the same output value of 9
Tags
CCSS.8.F.A.1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The output is one-third the input.
1/3x
3x
y = 1/3x
y = 3x
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The output is eight less than three times the input.
y = 3x - 8
3x - 8
y = 8 - 3x
8 - 3x
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If my function rule is x - 5, what is the OUTPUT if the input is 14?
9
19
21
1
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which gives the correct output for 11 and 15?
15
19
7
11
12
16
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is a rule that assigns exactly one output to ever input?
mapping diagram
table
function
function notation
Tags
CCSS.8.F.A.1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Evaluate the function rule:
y = 5 x - 2 for x = 3
y = 13
y = 12
y = 11.5
y = 17
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
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