Question

3分之1根号72*5倍根号25分之3 -5根号27分之8*根号3分之4*根号54

Answer 1

3分之1根号72*5倍根号25分之3 -5根号27分之8*根号3分之4*根号54

=1/3√72*5√3/25-5√8/27*√3/4*√54

=1/3*6√2*5*1/5√3-5*2/9√6*1/2√3*3√5

=2√6-5/3√90

=2√6-5√10