Raymond265768 Raymond265768

12-06-2018
Mathematics

contestada

What are the solutions of 2x^2+8x=-26?

-2+\3i

-2+\i

2+\6i

-3+\2i

Respuesta :

datguiser datguiser

12-06-2018

2x^2+8x+26=0

According to the . quadratic formula...

(-8+-[tex] \sqrt{64-4(2)(26)} [/tex])/2=4

64-(4)(2)(26)=-144

[tex] \sqrt{-144} [/tex] = 12i

-8+-12i/4= -2+-3o

Answer A is correct

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