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how to find log values ? like log 654 or log 234 or log 786 or log 67 ?? we rnt allowd to take log tables to the xam hall so how to solve these questions ??

how to find log values ? like log 654 or log 234 or log 786 or log 67 ?? we rnt allowd to take log tables to the xam hall so how to solve these questions  ??

Grade:12th pass

4 Answers

Vijay Mukati
askIITians Faculty 2590 Points
6 years ago
Try to use the properties of log to reduce the large number into a smaller one. Also you need to remember the log values of some of the numbers like 2,3,5,7,11.
ng29
1698 Points
6 years ago
For bigger nnumbers u have mentioned u have to split them in smaller ones
and then solve by using properties og log
that is of addition , multiplication etc
 
APPROVE IF USEFUL
grenade
2061 Points
6 years ago
just factorise the given term into the solvable form and simply use the logarithmic properties
Nicho priyatham
625 Points
6 years ago
1st do prime factorization then wright it as sum and product of log values of 2,3,5,7,11,.......
then use log table

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