7. Five mark example problems - I

Find the square root of the following expressions

 

\(\left[\sqrt{15}x^2 + (\sqrt{3} + \sqrt{10})x + \sqrt{2}\right]\left[\sqrt{5}x^2 + (2 \sqrt{5} + 1)x + 2 \right]\left[\sqrt{3}x^2 + (\sqrt{2} + 2\sqrt{3})x + 2 \sqrt{2} \right] =\)