Question

x^2+2x-6=0 I need this answer​

Answer 1

$x = \frac{2-\sqrt{28} }{2} \\ = 1-\sqrt{7} \\ = -1.646\\or\\x =\frac{2-\sqrt{28} }{2} \\\\\\ = 1+\sqrt{7} \\\\ = 3.646$