logx 1/9 = - 2 হলে, x এর মান কত?
Solution
Correct Answer: Option D
logx 1/9 = - 2
x- 2 = 1/9
1/x2 = 1/9
x2 = 9
x2 = 32
x = 3
x- 2 = 1/9
1/x2 = 1/9
x2 = 9
x2 = 32
x = 3
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