The value of \({\log _a}\left( {\frac{a}{b}} \right) + {\log _b}\left( {\frac{b}{a}} \right)\), for 1 < a ≤ b cannot be equal to

The value of \({\log _a}\left( {\frac{a}{b}} \right) + {\log _b}\left

1.	The value of \({\log _a}\left( {\frac{a}{b}} \right) + {\log _b}\left( {\frac{b}{a}} \right)\), for 1 < a ≤ b cannot be equal to
A.	-0.5
B.	1
C.	0
D.	-1
Answer» C. 0