Question

If log 27 = 1.431, then what is the value of log 9?

Answer 1

by question
log27=1.431
or,log3^3=1.431
or,3log3=1.431
or,log3=1.431÷3=0.477
we can write
log9=log3^2=2log3
then,
2×0.477=0.954.ans (log3=0.477)