Question

if square root 10 = 3.162 ,then the value of 1/square root 10 is 0.3162. prove it

Answer 1

$\sqrt{10}\approx3.162\\\\\frac{1}{\sqrt{10}}=\frac{1}{\sqrt{10}}\cdot\frac{\sqrt{10}}{\sqrt{10}}=\frac{\sqrt{10}}{10}\approx\frac{3.162}{10}=0.3162$