log10x = - 2 হলে x এর মান কত?

A 0.01

B 0.001

C 0.05

D 0.005

Solution

Correct Answer: Option A

log10x = - 2
বা, x = 10- 2
বা, x = 1/102
বা, x = 1/100
∴ x = 0.01

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