AnswersDHS Algebra 2 VSolving Logarithmic Equations using Technology

Solving Logarithmic Equations using Technology Answers

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1
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–2.8760–0.34770.71241.3738

A
–2.8760
B
–0.3477
C
0.7124
D
1.3738
2
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Question text not available

A
2.3219
B
–0.4307
C
–2.3219
D
0.4307
3

Use the change of base formula to approximate the solution to log0.515 = 1 – 2x. Round to the nearest hundredth.

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4

The expression is the result of applying the change of base formula to a logarithmic expression. Which could be the original expression?

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Option A
B
Option
Option B
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Option
Option C
D
Option
Option D
5

Which graph shows the solution to the equation log2(3x – 1) = 2?

A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
6

Graph a system of equations to approximate the value of x, the rate of depreciation. Give your answer as a percent.

A
about 4%
B
about 13%
C
about 1.2%
D
cannot be determined
7

What are the approximate solutions of the equation? Check all that apply.

A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
8

x ≈ and x ≈ .

Answers:
Part 1:-1.89
Part 2:1.14
9

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