Use the form below to do your conversion.
Solution
Step1
Log217111=Log(7111) ÷ Log(21)
Log(7111)= 3.8519306786403
Log(21)=1.3222192947339
Log217111=3.8519306786403 ÷ 1.3222192947339
Ans=2.913231333094
Step2
Alternatively, the logarithm can be calculated like this.