AnswersFL-1200330-Algebra 2 Sem 2 - FlexSolving Logarithmic Equations using Technology

Solving Logarithmic Equations using Technology — Unit test Answers

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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. What is the magnitude of an earthquake that is 35 times more intense than a standard earthquake? Use a calculator. Round your answer to the nearest tenth.

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A
–1.5
B
–0.5
C
1.5
D
3.6
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If the equation below is solved by graphing, which statement is true?

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A
The curves intersect at approximately x = 0.46.
B
The curves intersect at approximately x = 0.75.
C
The curves intersect at approximately x = 1.11.
D
The curves intersect at approximately x = 3.07.
23

The range of which function is ?

Question illustration
A
y = 2x
B
y = 2(5x)
C
y = 5x +2
D
y = 5x + 2
24

Which graph shows the solution to the equation below?

Question illustration
A
On a coordinate plane, 2 curves intersect at (1, 0).
Option A
B
On a coordinate plane, a line intersects with a curve.
Option B
C
On a coordinate plane, a line with positive slope and a curve are shown.
Option C
D
On a coordinate plane, 2 hyperbolas are shown.
Option D
25

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

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