Question

find the solution of equation x²+5=0 in complex numbers ​

Answer 1

Answer:

$x = ± \sqrt{5} i$

Step-by-step explanation:

${x}^{2} + 5 = 0 \\ {x}^{2} = - 5 \\ x = ±( \sqrt{ - 1} \times \sqrt{5} )$

$x = ± \sqrt{5} i$