10g\(x\frac{1}{{16}}\) = -2 হলে x -এর মান কত ?
A 3
B 5
C 4
D 6
Correct Answer: Option C
logx \(\frac{1}{{16}}\) = -2 =x-2 = \(\frac{1}{{{4^{2\;}}}}\) = x-2 = 4-2 x= 4
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