Question

2(x+1)²-6=0 Am nevoie de ajutor​

Answer 1

Explicație pas cu pas:

$2(x+1)^{2} - 6 = 0 | + 6\\2(x+1)^{2} = 6 | : 2\\(x+1)^{2} = 3 | \sqrt{} \\x+1 = +/- \sqrt{3} | -1\\x_{1} = \sqrt{3} - 1 , x_{2} = -\sqrt{3} - 1$