Question

√0.01+√0.81+√1.21+√0.0009 plz answer fast​

Answer 1

$\small \bf \pink{hey \: mate \: here \: is \: ur \: ans} \\ \\ \small \bf \pink{ \huge \: solution} \\ \\ \small \bf \pink{ \sqrt{0.01} + \sqrt{0.81} + \sqrt{1.21 } + \sqrt{0.0009} } \\ \\ \small \bf \pink{as \: we \: can \: write} \\ \\ \small \bf \pink{ \sqrt{ \frac{0.01 \times 100}{100} } + \sqrt{ \frac{0.81 \times 100}{100} } + \sqrt{ \frac{1.21 \times 100}{100} } } \\ \small \bf \pink{ + \sqrt{ \frac{0.0009 \times 10000}{10000} } } \\ \\ \small \bf \pink{ \sqrt{ \frac{1}{100} } + \sqrt{ \frac{81}{100} } + \sqrt{ \frac{121}{100} } + \sqrt{ \frac{9}{10000} } } \\ \\ \small \bf \pink{ \sqrt{ \frac{1 \times 1}{10 \times 10} } + \sqrt{ \frac{9 \times 9}{10 \times 10} } + \sqrt{ \frac{11 \times 11}{10 \times 10} } } \\ \small \bf \pink{ + \sqrt{ \frac{3 \times 3}{100 \times 100} } } \\ \\ \small \bf \pink{ \frac{1}{10} + \frac{9}{10} + \frac{11}{10} + \frac{3}{100} } \\ \\ \small \bf \pink{ \frac{1 + 9 + 11}{10} + \frac{3}{100} } \\ \\ \small \bf \pink{ \frac{21}{10} + \frac{3}{100} } \\ \\ \small \bf \pink{ \frac{3}{10}( \frac{7}{1} + \frac{1}{10} ) } \\ \\ \small \bf \pink{ \frac{3}{10} ( \frac{70 + 1}{10} )} \\ \\ \small \bf \pink{ \frac{3}{10} \times \frac{71}{10} } \\ \\ \small \bf \pink{ \frac{213}{100} } \\ \\ \small \bf \pink{2.13 \: \: ans}$