Решите уравнение x^3=3x^2+4x
X³ = 3X² + 4X X³ - 3X² - 4X = 0 X * ( X² - 3X - 4 ) = 0 X = 0 X² - 3X - 4 = 0 D = 9 + 16 = 25 ; √ D = 5 X1 = ( 3 + 5 ) : 2 = 4 X2 = ( 3 - 5 ) : 2 = - 1 ОТВЕТ 0 ; 4 ; - 1