Question

z^2+3=0 quadratic equation by factoriation method

Answer 1

Z^2 + 0z + 3 = 0
Z^2 + √3iz -√3iz + 3 = 0
Z ( z+ √3i) -√3i (z + √3i) = 0
( z + i√3) ( z- i√3) = 0
Z = √3i or -√3i

Answer 2

The value of z will be,
z=±√3, i.e z=√3 or z=-√3.