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  1. log9 27 - log27 9 is equal to ?
    1. 6 / 5
    2. 5 / 6
    3. 3
    4. 32
Correct Option: B

Given Exp. = log927 - log279
= log27 / log9 - log9 / log27
= 3log3 / 2log3 - 2log3 / 3log3
= 3/2 - 2/3 = 5/6


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