Question

square root of 1.69 – square root of0.01 =
​

Answer 1

Step-by-step explanation:

√1.69-√0.01

=1.3-0.1

=1.2

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Answer 2

$\sqrt{1.69} - \sqrt{0.01} \\ \\ = \sqrt{ \frac{169}{100} } \: \: - \sqrt{ \frac{1}{100} } \\ \\ = \sqrt{ \frac{ {13}^{2} }{ {10}^{2} } } \: \: - \sqrt{ \frac{1}{ {10}^{2} } } \\ \\ = \frac{13}{10} - \frac{1}{10} \\ \\ \frac{13 - 1}{10} \\ \\ = \frac{12}{10} \\ \\ = 1.2$