Question : The simplified value of $\sqrt{900} + \sqrt{0.09} - \sqrt{0.000009}$ is:
Option 1: $30.27$
Option 2: $30.297$
Option 3: $30.097$
Option 4: $30.197$
Answer (1)
10th Jan, 2024
Correct Answer: $30.297$
Solution :
$\sqrt{900} + \sqrt{0.09} - \sqrt{0.000009}$
$ = \sqrt{900} + \sqrt{\frac{9}{100}} - \sqrt{\frac{9}{1000000}}$
$ = 30 + 0.3 - 0.003$
$ = 30.297$
Hence, the correct answer is $30.297$.
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