Construct Functions
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+8
Standards-aligned
Anthony Clark
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rate of Change: $20, Initial Value: $3
Rate of Change: $3, Initial Value: $8
Rate of Change: $8, Initial Value: $20
Tags
CCSS.HSF-LE.A.1B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The initial value is the _________________ in a linear function.
Slope
X-value
Y-value
Y-Intercept
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph shows the total cost for a lawn mowing service to mow a lawn. Which equation represents this situation?
y = 6x + 28
y = 1x + 20
y = 8x + 20
y = 8x + 36
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The trade-in value, V, of a certain model of automobile can be determined using the function V(x)=25000-0.25x, where x is the mileage. Which of the following statements is the best interpretation of the slope?
The value of the car increases as the mileage increases.
The selling price of the car when it is new is $25,000.
The trade-in value of the car decreases $4 for every additional mile driven.
The trade-in value of the car decreases $1 for every additional 4 miles driven.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sam joins a chocolate club for $22. He pays $0.35 per ounce of chocolate after he has paid the membership fee. What function represents this situation?
f(x) = 0.35y + 22
f(x) = 0.35x - 22
f(y) = 0.35x + 22
f(x) = 0.35x +22
Tags
CCSS.HSF-BF.A.1A
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Which of the following statements are true about the function g(x)? Select all that apply.
The slope of the graph is -2.
The function g(x) is an exponential function.
When x increases by1, g(x) decreases by a factor of -2.
The function can be represented by the equation g(x) = -2x.
The function can be represented by the equation g(x) = -2x + 5.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
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