Răspunsuri

2014-05-19T12:18:17+03:00
(x-1)²=3
(x-1)²-3=0
(x-1)²-(√3)²=0
(x-1-√3)(x-1+√3)=0⇔x-1-√3=0 si x-1+√3)=0⇒
x₁=1+√3
x₂=1-√3
A={1-√3, 1+√3}
1-√3+1+√3=2
2 3 2