Use the form below to do your conversion.
Solution
Step1
Log91015=Log(1015) ÷ Log(9)
Log(1015)= 3.0064660422492
Log(9)=0.95424250943932
Log91015=3.0064660422492 ÷ 0.95424250943932
Ans=3.150631010995
Step2
Alternatively, the logarithm can be calculated like this.