Question

samikaran x square 2 X + 300 km
$x { }^{2} + 2x + 3 = 0$

Answer 1

X^2+2x+3=0
X=-b±root over b^2-4ac/2a
x=-2±root over 4-4*1*3/2*1
x=-2±root over 4-12/2
x=-2±root over - 8/2
x=-2±root over 8i/2
x=-2±2 root 2i/2
x=2(-1±root2i)/2
x=-1±root2i