Use the form below to do your conversion.
Solution
Step1
Log217295=Log(7295) ÷ Log(21)
Log(7295)= 3.8630252962295
Log(21)=1.3222192947339
Log217295=3.8630252962295 ÷ 1.3222192947339
Ans=2.9216222389243
Step2
Alternatively, the logarithm can be calculated like this.