Решите уравнение 2х³-5х²-3х=0

Question

Решите уравнение 2х³-5х²-3х=0

Answer 1

X( 2x^2 - 5x - 3) = 0
x=0
2x^2 - 5x - 3 = 0
D = b^2 - 4ac = 25 + 24 = 49 = 7^2
x1 = ( 5 + 7) / 4 = 3
x2 = ( 5 - 7) / 4 = - 0,5
Ответ: x1 = 3, x2 = - 0,5, x3 = 0