Respuesta :

mysticchacha

Answer:

z = i *[tex]\sqrt{7}[/tex]   and z = - i *[tex]\sqrt{7}[/tex]

Step-by-step explanation:

Solve:  z^2 + 7 = 0

z^2 = -7

z = root(-7)  =  i * root(7)

or z = - i *root(7)

Answer:

No solution: z(1,2) = +/- √(-7)

Step-by-step explanation:

z^2= -7