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Anurag Kumar
Shared from Surds, Indices and Logarithms on Nov 25, 2017 3:52 PM

If log a = x - y and log b = x + y, then log (10b/a2) will be in terms of x and y as

 
1 - x + 3y
1 - x - y
1 + x - y
- 1 + x + y
None of these
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Anurag Kumar

1-x 3y is correct answer so- none of these

Sandip
Posted on Dec 16, 2013 10:27 PM

Nice solution

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Aditya Raj Singh
Posted on Oct 31, 2013 6:19 PM

Its nice experience to with tcy .

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