Class 9 math Practice Tests

Class 9 Math Online Tests

The e-Book *Laws of logarithm Multiple Choice Questions (MCQ Quiz) with answers*, laws of logarithm MCQs PDF download to study online 9th grade math certificate courses. Practice Logarithms and Exponents Multiple Choice Questions and Answers (MCQs), Laws of Logarithm quiz answers PDF for online courses. The *Laws of Logarithm MCQ* App Download: Free learning app for laws of logarithm, scientific notation test prep for distance education.

The MCQ *We can write log 15 + log 7 in a single logarithm form as*: log (15 - 7), log(15 × 7), log 22 and log (15 + 7) with "Laws of Logarithm" App Download (Free) for online courses. Solve logarithms and exponents quiz questions, download Google eBook (Free Sample) for school certificate.

**MCQ 1**: We can write log 15 + log 7 in a single logarithm form as

A) log (15 - 7)

B) log(15 × 7)

C) log 22

D) log (15 + 7)

b

**MCQ 2**: log_{a}(mn) equals to

A) log_{a}m + log_{a}n

B) log_{a}m - log_{a}n

C) n log_{a}m

D) log_{b}n × log_{a}b

a

**MCQ 3**: log_{a}a equals to

A) 0

B) 1

C) −1

D) a

b

**MCQ 4**: log_{a}n equals to

A) log_{a}m + log_{a}n

B) log_{a}m - log_{a}n

C) n log_{a}m

D) log_{b}n × log_{a}b

d

**MCQ 5**: log (M × N) equals to

A) log M - log N

B) log N - log M

C) log M + log N

D) MN

c

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