સંખ્યા ${\log _{20}}3$ એ . . . અંતરાલમાં છે
Easy
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b
(b) \({20^{1/3}} < 3 < {20^{1/2}}\)\( \Rightarrow \)\({1 \over 3} < {\log _{20}}3 < {1 \over 2}\)
(b) \({20^{1/3}} < 3 < {20^{1/2}}\)\( \Rightarrow \)\({1 \over 3} < {\log _{20}}3 < {1 \over 2}\)
\(\therefore {\log _{20}}3 \in \left( {{1 \over 3},\,{1 \over 2}} \right)\).
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