Question

Ayudenme a resolver esta ecuación
3x^2 -59x -20=0
Sin usar la fórmula

Answer 1

3 x^2-59 x-20 = 0
(x-20) (3 x+1) = 0

x-20 = 0 y 3 x+1 = 0

x = 20 y 3 x+1 = 0

x = 20 y 3 x = -1

x = 20 y x = -1/3