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प्रश्न
Evaluate: logb a × logc b × loga c.
उत्तर
logb a x logc b x loga c
⇒ ` ( log_10a)/ ( log _10b) ` x ` ( log_10b)/ ( log _10c ) ` x ` ( log_10c)/ ( log _10a) `
⇒ 1.
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