log x = 1, log y = 2 হলে, log z = 3  হলে, log \((\frac{{{x^{3\;}}\;{y^{2\;}}\;}}{z})\) এর মান কত ? 

A

B

C

D

Solution

Correct Answer: Option C

log x = n  x = a 

log x = 1  a = x    x = a = a 

log y = 2  a = y  y = a 

log z = 3  a = z     z = a 

  log \((\frac{{{x^{3\;}}\;{y^{2\;}}\;}}{z})\) = log \((\frac{{{x^{3\;}}\;{y^{2\;}}\;}}{z})\) = log a = 4 log a = 4 \( \times \)1 = 4 

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