ucheabakwuo ucheabakwuo

17-01-2021
Mathematics

contestada

What are the solutions to the equation 3x2 + 3x +7 = 0?

Respuesta :

jacobEwing jacobEwing

17-01-2021

Answer:

x is equal to 0.94 and -1.94

Step-by-step explanation:

3x² + 3x + 7 = 0

9x² + 9x + 21 = 0

9x² + 9x + 2.25 = 18.75

(3x + 1.5)² = 18.75

3x + 1.5 = ±√18.75

3x = -1.5 ±√18.75

x = (-1.5 ±√18.75) / 3

x = 0.94, -1.94

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