Use the form below to do your conversion.
Solution
Step1
Log72921=Log(2921) ÷ Log(7)
Log(2921)= 3.4655315569735
Log(7)=0.84509804001426
Log72921=3.4655315569735 ÷ 0.84509804001426
Ans=4.100744993936
Step2
Alternatively, the logarithm can be calculated like this.