Use the form below to do your conversion.
Solution
Step1
Log21755=Log(755) ÷ Log(21)
Log(755)= 2.8779469516292
Log(21)=1.3222192947339
Log21755=2.8779469516292 ÷ 1.3222192947339
Ans=2.1766033539908
Step2
Alternatively, the logarithm can be calculated like this.