Function Review
Authored by Susan Benson
Mathematics
8th Grade
CCSS covered
Used 40+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Choose the equation below that represents a nonlinear function:
y = -6x + 4
y = (1/2) x + 3
y = 4x3 - 1
y = x/5
Tags
CCSS.8.F.A.3
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Joe's Pizza charges $12.00 per large pizza plus a flat $4 delivery fee. Decide which of the following represents the relationship between number of large pizzas, x, and the cost of delivery, y?
y = 16x
y = 12x + 4
y = 4x + 12
y = 12x
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jake and Brendan were discussing these sets of relations listed below. Jake is trying to determine which relation set is a function. Identify the relation that contains a function.
(0,4), (5,6), (5,8)
(1,2), (2,2), (3,4)
(1,2), (-1,3), (-1,8)
(3,7), (3,6), (5,3)
Tags
CCSS.8.F.A.1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph below shows Luke's distance from home. At what rate is he driving?
460 mph
92 mph
10 mph
46 mph
Tags
CCSS.HSF.IF.B.4
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Function 1 is a linear function represented by the equation y = 3x + 2. Function 2 is represented by the attached table. Which of the following statements is true.
Function 1 and 2 have equal slopes and initial values.
Function 1 has a greater slope and initial value.
Function 2 has a greater slope and initial value.
Function 1 has a greater slope but a lower initial value.
Function 2 has a greater slope but a lower initial value.
Tags
CCSS.8.F.A.2
CCSS.HSF.IF.C.9
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this mapping a function, and select the correct reason.
It is a function because each input has its own output.
It is a function because each output has its own input.
It is not a function because an input may have more than one output.
It is not a function because an output has more than 1 input.
Tags
CCSS.8.F.A.1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation is nonlinear?
y = 2x + 4
3/5 + y = -4x
y = 4x3
2x + 4y = 6
Tags
CCSS.8.F.A.3
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