kimberlycarlin818 kimberlycarlin818
  • 09-11-2020
  • Mathematics
contestada

What are the roots of the equation x2 + 4x + 68 = 0 in simplest a + bi form?

Respuesta :

gftroop5owfurj gftroop5owfurj
  • 09-11-2020

Answer:

Step-by-step explanation:

You Will have to use the quadratic formula as this does not factor, the discriminant , b^2-4ac is negative so the answer will be an imaginary number.

-b +- √b^2-4ac

2a

a=1 b=4 c=68

-4- +√16-4(1)(68)

    2(1)

-4+-√16-272

2                      

-4+-√-256

     2

-4+-16i

    2

-2+-81

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