Question

Решите уравнение: 16x^3+8x^2+x=0

Answer 1

x (16x^2 + 8x + 1) = 0
x  (4x + 1)^2 =  0

1) x = 0 ;

2) (4x+  1)^2 =  0
4x + 1 =  0
4x =  - 1
x = - 1/4 = - 0,25