Solve the equation −3x2 − 11x + 4 = 0 using the quadratic formula. Leave your answer in radical form.

Respuesta :

[tex]3 {x}^{2} + 11x - 4 = 0 \\ 3 {x}^{2} + 12x - x - 4 = 0 \\ 3x(x + 4) - (x + 4) = 0 \\ (x + 4)(3x - 1) = 0 \\ x = - 4 \: \frac{1}{3} [/tex]