Lesson 15 Practice
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Medium
+4
Standards-aligned
Erin Okino
Used 8+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following equations has a rate of change of 3?
Answer explanation
Rate of change is another way of saying slope!
Think of slope-intercept form and which value represents the slope of the line!
Tags
CCSS.HSF-LE.A.1B
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
Pay attention to which side of the table is the input and which is the output.
If one ticket costs $9, how much will it cost to buy 2 tickets? 3 tickets?
Which table shows the pattern correctly?
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Why does the table represent a function?
For any number of tickets, there is ONLY ONE possible total cost.
For any total cost, there is ONLY ONE possible number of tickets.
For any number of tickets, there is MORE THAN ONE possible total cost.
For any total cost, there is MORE THAN ONE possible number of tickets.
Answer explanation
A relationship is a function when every input has ONLY ONE output!
Tags
CCSS.8.F.A.1
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
If x and y are supplementary, then x + y = 180!
Tags
CCSS.7.G.B.5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
This graph is NOT a function. Why not?
Some inputs have MORE THAN ONE output.
Some inputs have the SAME output.
Some outputs have the SAME input.
Some outputs have MORE THAN ONE input.
Answer explanation
Go back to the definition of a function!
Tags
CCSS.8.F.A.1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Is the function linear?
Yes, the graph is linear because the points form a straight line.
No, the graph is nonlinear because the points are not connected.
No, the graph is nonlinear because the points do not form a straight line.
No, the graph is nonlinear because the points form a straight line.
Tags
CCSS.8.F.A.3
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