Question

1. Simplify: 3 V45 - V125 + 120​

Answer 1

Answer:

$3 \sqrt{45} - \sqrt{125} + \sqrt{20} \\ = > 9 \sqrt{5} - 5 \sqrt{5} + 2 \sqrt{5 } \\ = > 6 \sqrt{9} (ans)$

Done by Aritra kar.