Question

$\frac{2 \sqrt{30} }{ \sqrt{6} } - \frac{3 \sqrt{140} }{ \sqrt{28} } + \frac{ \sqrt{55} }{ \sqrt{99} }$

How to solve this?​

Answer needed ASAP

Answer 1

Answer:

It's an emoticon resembling someone laughing with their eyes closed and their mouth open --> XD (turn your head sideways to the left, the X are 2 eyes shut together and the D is their mouth open and laughing)

Plz mark me