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Module 1. Mathematics

Log 9 - Log 3 + Log 4 =

  • Log 10
  • Log 12
  • Log 16

Mukesh Kumar asking:

How it is Log12 as 9-3+4=10

Community Comments (2)

D
dimky Posts: 513 21.05.2012 / 13:39
T
tsukiyo92 Posts: 13 15.07.2014 / 04:54
When multiple 'individual' log is add/subtract, they can be convert into single log with multiplication/division.
Above example:

Log 9 - Log 3 + Log 4 (3 individual log)
Convert: Log (9 / 3 * 4) [minus->divide, plus->multiply]
= Log (3 * 4) = Log 12

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