Class 9 math Practice Tests

Class 9 Math Online Tests

The *Laws of logarithm Multiple Choice Questions (MCQ Quiz) with Answers PDF* (Laws of Logarithm MCQ PDF e-Book) download to practice Grade 9 Math Tests. Learn Logarithms and Exponents Multiple Choice Questions and Answers (MCQs), Laws of Logarithm quiz answers PDF to learn e-learning courses. The *Laws of Logarithm MCQ App* Download: Free learning app for laws of logarithm, scientific notation test prep for online certificate courses.

The MCQ: *Log _{a}(mn) equals to;* "Laws of Logarithm" App Download (Free) with answers: Log

MCQ 1:

*We can write log 15 + log 7 in a single logarithm form as*

- log (15 - 7)
- log(15 × 7)
- log 22
- log (15 + 7)

b

MCQ 2:

*log _{a}(mn) equals to*

- log
_{a}m + log_{a}n - log
_{a}m - log_{a}n - n log
_{a}m - log
_{b}n × log_{a}b

a

MCQ 3:

*log _{a}a equals to*

- 0
- 1
- −1
- a

b

MCQ 4:

*log _{a}n equals to*

- log
_{a}m + log_{a}n - log
_{a}m - log_{a}n - n log
_{a}m - log
_{b}n × log_{a}b

d

MCQ 5:

*log (M × N) equals to*

- log M - log N
- log N - log M
- log M + log N
- MN

c

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