AnswersWINGS PA-26 Algebra II A PottsUnit Test

Unit Test — Cumulative exam Answers

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What value of g makes the equation true?

Question illustration
A
–11
B
–3
C
3
D
11
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What is the simplified form of ? Assume .

Question illustration
A
StartFraction 3 Over m Superscript 35 Baseline n Superscript 8 Baseline EndFraction
Option A
B
Negative StartFraction 3 n squared Over m squared EndFraction
Option B
C
Negative 3 m Superscript 12 Baseline n Superscript 6 Baseline
Option C
D
3 m Superscript 35 Baseline n Superscript 8 Baseline
Option D
43

What is the common denominator of in the complex fraction ?

Question illustration
A
3y(y – 3)
B
y(y – 3)
C
3y
D
3
44

What is the value of r of the geometric series?

Question illustration
A
0.8
B
1.3
C
3.0
D
3.2
45

Which expression is equivalent to the following complex fraction?

Question illustration
A
StartFraction 2 (x minus 2) Over negative 4 x + 7 EndFraction
Option A
B
StartFraction negative 4 x + 7 Over 2 (x minus 2) EndFraction
Option B
C
StartFraction negative 4 x + 7 Over 2 (x squared minus 2) EndFraction
Option C
D
StartFraction 2 (x squared minus 2) Over (negative 4 x + 7) EndFraction
Option D
46

A poll asks shoppers at the mall how many cups of water they typically drink in a day. The results of the poll are listed below.3, 5, 5, 6, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 10, 10, 10, 10, 11What is value of the first quartile?

A
3
B
6
C
8
D
11
47

What is the following quotient?

Question illustration
A
2
B
4
C
2 StartRoot 10 EndRoot
Option C
D
3 StartRoot 10 EndRoot
Option D
48

Yuri computes the mean and standard deviation for the sample data set 12, 14, 9, and 21. He finds the mean is 14. His steps for finding the standard deviation are below.What is the first error he made in computing the standard deviation?

Question illustration
A
Yuri failed to find the difference between each data point and the mean.
B
Yuri divided by n instead of n -1.
C
Yuri did not subtract 9 - 14 correctly.
D
Yuri failed to square -2 correctly.
49

What is the quotient in simplified form? Assume .

Question illustration
A
Negative StartFraction 3 p Superscript 8 Baseline Over 4 q cubed EndFraction
Option A
B
Negative StartFraction 3 Over 4 p Superscript 16 Baseline q Superscript 9 Baseline EndFraction
Option B
C
Negative StartFraction p Superscript 8 Baseline Over 5 q cubed EndFraction
Option C
D
Negative StartFraction 1 Over 5 p Superscript 16 Baseline q Superscript 9 Baseline EndFraction
Option D
50

What remainder is represented by the synthetic division below?

Question illustration
A
–5
B
0
C
1
D
2

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