Question

2+2√3 supra 2 = 1+√3

De ce? Nu inteleg !!!

Answer 1

(2+2√3)/2=2(1+√3)/2=1+√3

Answer 2

$\frac{2+ 2\sqrt{3} }{2} = \frac{2(1+ \sqrt{3}) }{2} = 1+ \sqrt{3}$
     Dai factor comun si se simplifica.