Respuesta :

SoccerGirl920
x=2i square root of 14, x=-2i square root of 14.
Hope this helps!
I hope this helps you



7 (x^2+56)=0


x^2= -56


x^2=i^2.56



x= i.2 square root of 14


x= -i.2 square root of 14

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