Use the form below to do your conversion.
Solution
Step1
Log912215=Log(12215) ÷ Log(9)
Log(12215)= 4.0868934713095
Log(9)=0.95424250943932
Log912215=4.0868934713095 ÷ 0.95424250943932
Ans=4.2828667040947
Step2
Alternatively, the logarithm can be calculated like this.