Question

solve by quadratic equation x²-4x+13=0​

Answer 1

$x { }^{2} - 4x + 13 = here$
here a=1,b=-4,c=13
d=-b±√bSquare-4ac|2a
d=4±√16-52|2
d=4±√-36|2
d=4±6i|2
d=-1,5