Решите уравнения 1)у^3-25=0 2)8х^4+3,2х^2=0 3)х^3-3х^2-4х+12=0 4)(х^2+х)^2-11(х^2+х)=12...

Question

Решите уравнения
1)у^3-25=0
2)8х^4+3,2х^2=0
3)х^3-3х^2-4х+12=0
4)(х^2+х)^2-11(х^2+х)=12
5)х^4-8х^2=0

Answer 1

1)y=(25)*1/3
2)x^2 (8x^2+3,2)=0 x1=0
3)по т.горнера
4)?
5)x^2 (x^2-8)=0 x1=0 x2=2sqr (2)