Question

Simplify please. Picture is attached

Answer 1

$\dfrac{2 \sqrt{3} }{3 \sqrt{5} } = \dfrac{ \sqrt{4} \times \sqrt{3} }{ \sqrt{9} \times \sqrt{5} } = \dfrac{ \sqrt{4} }{ \sqrt{15} } = \dfrac{2 \sqrt{15} }{15}$