Question

$( \frac{14}{3 \sqrt{7} } - \frac{15}{2 \sqrt{175} } ) + ( \frac{3 \sqrt{28} }{4} - \frac{2}{ \sqrt{63} } ) + ( \frac{ \sqrt{7} }{2} - \frac{14}{ \sqrt{28} } )$

Answer 1

Buna. Uite aici rezolvarea