x√(0.09) = 3 হলে, x এর মান-

x√(0.09) = 3 হলে, x এর মান-

A 3/10

B 1/3

C 10

D 10/3

Solution

Correct Answer: Option C

x√(0.09) = 3

=> x = 3/√0.09

=> x^2 = 3^2/0.09 [বর্গ করে ]

=> x^2 = 9×100/9

=> x^2 = 10^2

x = 10 [বর্গমূল করে ]