Question

РЕШИТЕ СИСТЕМУ
Х^1/3-У^1/3=-1
(Х^2)^1/3+(ХУ)^1/3+(У^2)^1/3=7

Answer 1

{(x-1):3+(у-1):3=2 |*3
{(x-1):2-(у-1):6=5/3 |*6

{x-1+y-1=6
{{3(x-1)+y-1=10

{x+y=8
{3x-3+y-1=10

{y=8-x
{3x+y=14

{y=8-x
{3x+8-x=14

{y=8-x
{2x=6

{y=8-x
{x=3

{y=8-3
{x=3

{y=5
{x=3

Ответ: (3;5)