Quartic equation roots

$$A*x^4+B*x^3+C*x^2+D*x+E=0$$

Enter values for A, B, C, D and E and solutions for x will be calculated.(Complex or real number):

$A=$+ $i$
$B=$+ $i$
$C=$+ $i$
$D=$+ $i$
$E=$+ $i$