log 102 + log105 value = ……………

A) 1

B) 2

C) 5 

D) 10

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2 Answers

Correct option is (A) 1

\(log\,_{10}2\,+\,log\, _{10}5\) \(=log\,_{10}(2\times5)\)

\(=log\,_{10}10\) = 1

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Correct option is A) 1

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