Expand log 343/125...

Expand log `343/125`

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The correct Answer is:

`3 (log 7 - log 5)`

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NCERT TAMIL-REAL NUMBERS -OPTIONAL EXERCISE

Expand log 343/125
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Can the number 6^n, n being a natural number, end with the digit 5? Gi...
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If x^2 + y^2 = 6xy , prove that 2 log (x + y) = logx + logy + 3 log 2
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Find the number of digits in 4^(2013) , if log(10) 2 = 0.3010.
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