Răspunsuri

2014-04-27T17:19:44+03:00
(x√3+2)²=3(x-√3)²+25
ridicand la patrat⇒3x²+4√3x+4=3x²-6√3x+9+25
reducand termeni asemenea ⇒10x√3=30
x=30.√3/10.3⇒x=√3