Initial Value & Rate of Change
Authored by Grace Penhallegon
Mathematics
8th Grade
CCSS covered
Used 34+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the initial value in the following equation:
y = -4x + 5
-4
5
-5
4
Tags
CCSS.8.EE.B.5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the rate of change in the following equation:
y = -4x + 5
-4
5
-5
4
Tags
CCSS.8.F.B.4
CCSS.HSF.IF.B.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A music downloading service charges a $20 flat fee per year and $0.20 per song downloaded.
What is the initial cost to use the downloading service?
$20
$0.20
Tags
CCSS.HSF.LE.B.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A music downloading service charges a $20 flat fee per year and $0.20 per song downloaded.
What is the rate of change?
$20
$0.20
Tags
CCSS.HSF-LE.A.1B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A music downloading service charges a $20 flat fee per year and $0.20 per song downloaded.
Let y represent the total cost for x song downloads. What equation represents the situation?
y = -0.20x + 20
y = 0.20x - 20
y = 0.20 + 20
y = 0.20x + 20
Tags
CCSS.6.EE.C.9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A pool has 200 gallons of water in it. Water is added to the poll at a rate of 500 gallons per hour.
In this an increasing, decreasing or constant function?
Increasing
Decreasing
Constant
Tags
CCSS.HSF-LE.A.1B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do we know about the slope of increasing functions?
They have negative slope
They have positive slope
They have zero slope
Tags
CCSS.8.EE.B.5
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