AnswersFL-1200330-Algebra 2 Sem 2 - FlexEvaluating Logarithmic Expressions

Evaluating Logarithmic Expressions Answers

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What is the value of log 43? Use the calculator. Round your answer to the nearest tenth.

A
0.6
B
1.6
C
3.8
D
4.7
2
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What is the solution of ?

Question illustration
A
–18
B
–2
C
2
D
10
3

What is the value of ?

Question illustration
A
–3
B
Negative one-third
Option B
C
One-third
Option C
D
3
4

What is the value of ?

Question illustration
A
2
B
3
C
4
D
5
5

What is the value of log 13? Use a calculator. Round your answer to the nearest tenth.

A
0.1
B
0.3
C
1.1
D
2.6
6

What is the solution of ?

Question illustration
A
4
B
5
C
15
D
20
7

Which equation is equivalent to ?

Question illustration
A
2 Superscript x Baseline = 36
Option A
B
x squared = 36
Option B
C
36 Superscript x Baseline = 2
Option C
D
x squared = 36 squared
Option D
8

Which logarithmic equation is equivalent to 32 = 9?

A
2 = log Subscript 3 Baseline 9
Option A
B
2 = log Subscript 9 Baseline 3
Option B
C
3 = log Subscript 2 Baseline 9
Option C
D
3 = log Subscript 9 Baseline 2
Option D
9

The magnitude, M, of an earthquake is defined to be , where I is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and S is the intensity of a “standard” earthquake, which is barely detectable. Which equation represents the magnitude of an earthquake that is 10 times more intense than a standard earthquake?

Question illustration
A
M = log StartFraction I Over S EndFraction
Option A
B
M = log (10 S)
Option B
C
M = log StartFraction 10 S Over S EndFraction
Option C
D
M = log StartFraction 10 Over S EndFraction
Option D
10

What is the value of ?

Question illustration
A
Negative three-halves
Option A
B
Negative two-thirds
Option B
C
Two-thirds
Option C
D
Three-halves
Option D

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