Use the form below to do your conversion.
Solution
Step1
Log213535=Log(3535) ÷ Log(21)
Log(3535)= 3.5483894181329
Log(21)=1.3222192947339
Log213535=3.5483894181329 ÷ 1.3222192947339
Ans=2.6836618042599
Step2
Alternatively, the logarithm can be calculated like this.