stevennapier18 stevennapier18

11-04-2019
Mathematics

contestada

Find the two solutions of x^2+9=5.

Respuesta :

rupanagudiv rupanagudiv

17-04-2019

Answer:

x=2i, x=-2i

Step-by-step explanation:

x^2+9=5

x^2+9-9=5-9

simplify:

x^2=-4

x=root -4, x=-root-4

SImplify:

root 4=2

=2i and -2i

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