4*x^2-7*x*y+y^2=3 x*y+4*x-2*y=8

Вы ввели

   2            2    
4*x  - 7*x*y + y  = 3

$$y^{2} + 4 x^{2} - 7 x y = 3$$

x*y + 4*x - 2*y = 8

$$- 2 y + x y + 4 x = 8$$

Быстрый ответ

$$x_{1} = - \frac{13}{2}$$
=
$$- \frac{13}{2}$$
=

-6.5

$$y_{1} = -4$$
=
$$-4$$
=

-4

$$x_{2} = - \frac{1}{2}$$
=
$$- \frac{1}{2}$$
=

-0.5

$$y_{2} = -4$$
=
$$-4$$
=

-4

$$x_{3} = 2$$
=
$$2$$
=

2

$$y_{3} = 1$$
=
$$1$$
=

1

$$x_{4} = 2$$
=
$$2$$
=

2

$$y_{4} = 13$$
=
$$13$$
=

13

Численный ответ

x1 = 2.00000000000000
y1 = 13.0000000000000

x2 = 2.00000000000000
y2 = 1.00000000000000

x3 = -0.500000000000000
y3 = -4.00000000000000

x4 = -6.50000000000000
y4 = -4.00000000000000