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fx-82MS      iPad      Windows98      WindowsXP


Logarithm

On an iPad calculator you can calculate logarithms of base 10 with the key

log

 


Example 1

To calculate log (1) = 0

 1  log

as 100 = 1 is.

 


Example 2

To calculate log (1000) = 3

 1   0   0   0  log

as 103 = 1000 is.

 


Example 3

To calculate log (27.83) = 1.4445…

 2   7   ·   8   3  log 1.444513 

as 101.4444513 = 27.83 is.

 


Example 4

To calculate log (0.1) = −1

 0   ·   1  log -1 

 


Example 5

To calculate log3 (9) = 2

 9  log ÷  3  log = 2.000001 

and that is not correct.

 


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