Use the form below to do your conversion.
Solution
Step1
Log79721=Log(9721) ÷ Log(7)
Log(9721)= 3.9877109431303
Log(7)=0.84509804001426
Log79721=3.9877109431303 ÷ 0.84509804001426
Ans=4.7186370744192
Step2
Alternatively, the logarithm can be calculated like this.