Question

solve the equation x²+3x+9=0​

Answer 1

I think it is correct,it will help you........

Answer 2

Answer:

x²+3x+9=0

ax²+bx+c=0

:.a=1, b=3,c=9

x=-b±√b²-4ac/2a

x=-3±√9-4×1×9/2

=-3±√-27/2

=-3±3√3×√-1/2

=-3±I 3√3/2

:.x=-3+i3√3/2

=-3-i3√3/2

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