

MCQOPTIONS
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1. |
\eqalign{ & \left[ {\frac{1}{{\left( {{{\log }_a}bc} \right) + 1}} + \frac{1}{{\left( {{{\log }_b}ca} \right) + 1}} + \frac{1}{{\left( {{{\log }_c}ab} \right) + 1}}} \right] \cr & {\text{is}}\,\,{\text{equal}}\,{\text{to - }} \cr} $$ |
A. | 1 |
B. | 3/2 |
C. | 2 |
D. | 3 |
Answer» B. 3/2 | |