Найдите корни уравнений 1. (2х-3)(х+1)(3-х)=0 2. х3-9х=0 3. .х2-16х4=0 4. .х3-3х2-10х=0

Question

Найдите корни уравнений
1. (2х-3)(х+1)(3-х)=0
2. х3-9х=0
3. .х2-16х4=0
4. .х3-3х2-10х=0

Answer 1

1)
2х-3=0
2х=3
х1=3/2=1.5
х+1=0
х2=-1
3-х=0
х3=3
$$$$$$$$$
2.
х(х^2-9)=0
х1=0
х^2-9=0
х^2=9
х2=-3
х3=3
$$$$$$$$$
3.
х^2(1-16х^2)=0
х1=0
1-16х^2=0
16х^2=1
х^2=1/16
х2=-1/4
х3=1/4
$$$$$$$$$$$
4.
нет времени