Use the form below to do your conversion.
Solution
Step1
Log21275=Log(275) ÷ Log(21)
Log(275)= 2.4393326938303
Log(21)=1.3222192947339
Log21275=2.4393326938303 ÷ 1.3222192947339
Ans=1.8448775506042
Step2
Alternatively, the logarithm can be calculated like this.