Intro To Logs Quiz 1

14 Questions | By Jhoehner | Last updated: Feb 22, 2013 | Total Attempts: 65

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Questions and Answers

1.

Write the equation 5³ = 125 in log form.
- A.
  
  Log 3 (125) = 5
- B.
  
  Log 125 (5) = 3
- C.
  
  Log 5 (125) = 3
- D.
  
  Log 5 (3) = 124
2.

Write the log equation log ₂32 = 5 in exponential form
- A.
  
  2 ^ 5 = 32
- B.
  
  5 ^ 2 = 32
- C.
  
  2 ^ 32 = 5
- D.
  
  32 ^ 2 = 5
3.

Write the equation a ^b = x in log form
- A.
  
  Log b (x) = a
- B.
  
  Log a (x) = b
- C.
  
  Log b (a) = x
- D.
  
  Log x (a) = b
4.

The equation 2 ^x = 9 can be entered in the calculator in which form?
- A.
  
  (log 9) / (log 2)
- B.
  
  Log 9 * log 2
- C.
  
  (log 9 )^2
- D.
  
  (log 2) / (log 9)
5.

A logarithmic function is the inverse of which function?
- A.
  
  Quadratic
- B.
  
  Linear
- C.
  
  Cubic
- D.
  
  Exponential
6.

Solve . Round to 4 decimal places.
- A.
  
  0.7442
- B.
  
  1.3437
- C.
  
  0.4472
- D.
  
  -0.4472
7.

Solve
- A.
  
  15
- B.
  
  125
- C.
  
  1.465
- D.
  
  0.6826
8.

Condense using log properties, then simplify
- A.
  
  2
- B.
  
  3
- C.
  
  4
- D.
  
  8
9.

Solve for x.
- A.
  
  3
- B.
  
  9
- C.
  
  27
- D.
  
  1
10.

Solve the following equation and select one of the answer choices.
- A.
  
  30
- B.
  
  3
- C.
  
  10
- D.
  
  Log10
11.

5^−x = 1/25Solve for x.
- A.
  
  -2
- B.
  
  1/2
- C.
  
  3
- D.
  
  -1
- E.
  
  2
12.

Log ab cExpand this logarithmic expression.
- A.
  
  Log a + log b − log c
- B.
  
  Ab/c
- C.
  
  Log a x log b / log c
- D.
  
  Log a + log b + log c
- E.
  
  Log a - log b + log c
13.

Log a + log b + log cCondense this logarithmic expression.
- A.
  
  Log a+b+c
- B.
  
  Log abc
- C.
  
  Log a + b + c
14.

Write the equation in logarithmic form: 4⁴=256
- A.
  
  Log256 4=4
- B.
  
  4log 256=4
- C.
  
  256log 4=4
- D.
  
  Log4 256=4

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