Friday 23 September 2022

LOGARITHMS F9

 Evaluate Log1,000,000,000 -  log 0.01 + log3243

 

Solution

 

= Log1,000,000,000 -  log 0.001 + log3243

 

= Log109 -  log 10-3 + log33-5

 

= 9Log10 -  (-3log 10) + (-5log33)

 

= (9x1) - (-3x1) + (-5x1)

 

= 9 - (-3) + (-5)

 

= 7

 

Hence Log1,000,000,000 +  log 0.001 + log3243 = 7

 

TRY THIS……………..

 

 

Evaluate Log1,000,000,000  -   log 0.0001 + log381

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