AnswersFL-1200330-Algebra 2 CRSolving Exponential and Logarithmic Equations

Solving Exponential and Logarithmic Equations Answers

35 verified answers5 views
21
Free Preview

What is the solution to 2log5x = log54? x =

Answer:

2

22
Free Preview

Which equation is equivalent to log5x3 - logx2 = 2?

A
Option
Option A
B
Option
Option B
C
Option
Option C
23

Solve: log5x3 - logx2 = 2 x =

Answer:

20

24

What is the solution to ln (x2 - 16) = 0?

A
Option
Option A
B
Option
Option B
C
Option
Option C
25

Solve: ln 2x + ln 2 = 0x =

Answer:

1/4

26

An initial investment of $100 is now valued at $150. The annual interest rate is 5%, compounded continuously. The equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. About how long has the money been invested? Use your calculator and round to the nearest whole number. years

Answer:

8

27

To solve 5(2x + 4) = 15, first divide each side by .

Answer:

5

28

Solve: 9x - 3 = 729x =

Answer:

6

29

Solve 5(2x + 4) = 15. Round to the nearest thousandth.

Question illustration
Answer:

-0.500

30

Solve: log5x3 - logx2 = 2 x =

Answer:

20

31

Solve: e2x + 5 = 4

A
Option
B
Option
C
Option
32

Which did you include in your answer?

A
The bases are not the same, so you cannot set 3x - 1 equal to 8.
B
You can evaluate the logarithm on the right side of the equation to get 3.
C
You can use the definition of a logarithm to write 3x - 1 = 1000.
33

, the bases✔ exponentsequationsvariables must also be equal.

A
bases
B
✔ exponents
C
equations
D
variables
34

Solve 5(2x + 4) = 15. Round to the nearest thousandth.

Question illustration
Answer:

-2.415

35

Solve: e2x + 5 = 4

A
Option
Option A
B
Option
Option B
C
Option
Option C

Did you find these answers helpful?

More from this Course

Assignment
21 verified answers

Base e

Assignment
28 verified answers

Modeling with Exponential and Logarithmic Equations

Assignment
26 verified answers

Geometric Series