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Without using a calculator, find the exact value of: 1. log 3 81 – log p 1/ log2 v2 8 – log 0.001 2. log4[log3(log28)] 3.

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1 Answer

You need to write it properly and distinguish base and exponent.
 
    log3 81 - log p1 / log2√28 - log 0.001 =
         4    - 0  - (- 3 )  =7
2.
   log4[ log3( log 2 8) =
 
    log4[ log3 3 ]=
      log 4 1 = 0