GATE ME 2015 Set 2 — Question 9
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General Aptitude → Quantitative Aptitude → Ratios, Percentages, Powers, Exponents & Logarithms
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Question
is....
Correct answer
(C) 0
Solution
Using the property of logarithms :
Using the trigonometric identity :
...
And .The product inside the logarithm becomes:
Therefore, .
Using the trigonometric identity :
...
And .The product inside the logarithm becomes:
Therefore, .
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