If log(a/b)+log(b/a)=log(a+b), then
a+b=1
a-b=1
a=b
a2-b2=1
Correct Answer :
(logb a X logc b X loga c) is equal to
If a=bX, b=cY and c=aZ, then the value of XYZ is equal to
If log10 2=0.3010, then value of log10 80 is