AnswersMO-Algebra II B-CRCumulative Exam

Cumulative Exam — Cumulative exam Answers

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What is the simplified form of the following expression? Assume

Question illustration
A
StartFraction RootIndex 4 StartRoot 6 x EndRoot Over 2 x EndFraction
Option A
B
StartFraction RootIndex 4 StartRoot 24 x cubed EndRoot Over 2 x EndFraction
Option B
C
StartFraction RootIndex 4 StartRoot 24 x cubed EndRoot Over 16 x Superscript 4 Baseline EndFraction
Option C
D
RootIndex 4 StartRoot 12 x squared EndRoot
Option D
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What are the potential solutions of

Question illustration
A
and
Option A
B
and
Option B
C
and
Option C
D
and
Option D
43

Which of the following describes the transformation of from the parent function ?

Question illustration
A
reflect across the x-axis, stretch the graph vertically by a factor of 3, shift 2 units up
B
reflect across the y-axis, stretch the graph vertically by a factor of 2, shift 3 units up
C
reflect across the x-axis, stretch the graph vertically by a factor of 2, shift 3 units up
D
reflect across the y-axis, stretch the graph vertically by a factor of 3, shift 2 units up
44

Which cube root function is always decreasing as x increases?

A
f(x) =
Option A
B
f(x) =
Option B
C
f(x) =
Option C
D
f(x) =
Option D
45

The radius of a circle with an area of 60 square centimeters is represented by the expression centimeters. What is another way of expressing the radius?

Question illustration
A
2 StartRoot 15 pi EndRoot
Option A
B
4 StartRoot 5 pi EndRoot
Option B
C
StartFraction 2 StartRoot 15 pi EndRoot Over pi EndFraction
Option C
D
StartFraction 4 StartRoot 5 pi EndRoot Over pi EndFraction
Option D
46

Given and , what is ?

Question illustration
A
1.404
B
1.739
C
2.773
D
2.988
47

What is the value of x if

Question illustration
A
mc020-2.jpg
Option A
B
mc020-3.jpg
Option B
C
mc020-4.jpg
Option C
D
mc020-5.jpg
Option D
48

What are the domain and range of ?

Question illustration
A
domain: x > –6; range: y > 4
B
domain: x > –6; range: all real numbers
C
domain: x > 6; range: y > –4
D
domain: x > 6; range: all real numbers
49

What is the following quotient?

Question illustration
A
2 StartRoot 3 EndRoot
Option A
B
4
C
2 StartRoot 22 EndRoot
Option C
D
12
50

Which is the graph of f(x) = ?

Question illustration
A
On a coordinate plane, a parabola opens up with a vertex at (0, 0).
Option A
B
On a coordinate plane, an absolute value graph starts at (0, 0) and goes up through (2, 4).
Option B
C
On a coordinate plane, a parabola opens to the right with a vertex at (0, 0).
Option C
D
On a coordinate plane, an absolute value graph starts at (0, 0) and goes up through (4, 2).
Option D

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