Mister Exam
3х²-8ху=19; 15х-у=17
The solution
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[src]
2 3*x - 8*x*y = 19
$$3 x^{2} - 8 x y = 19$$
15*x - y = 17
$$15 x - y = 17$$
15*x - y = 17
Rapid solution
$$x_{1} = \frac{19}{117}$$
=
$$\frac{19}{117}$$
=
$$y_{1} = - \frac{568}{39}$$
=
$$- \frac{568}{39}$$
=
=
$$\frac{19}{117}$$
=
0.162393162393162
$$y_{1} = - \frac{568}{39}$$
=
$$- \frac{568}{39}$$
=
-14.5641025641026
$$x_{2} = 1$$
=
$$1$$
=
$$y_{2} = -2$$
=
$$-2$$
=
=
$$1$$
=
1
$$y_{2} = -2$$
=
$$-2$$
=
-2
Numerical answer
[src]
x1 = 1.0 y1 = -2.0
x2 = 0.1623931623931624 y2 = -14.56410256410256
x2 = 0.1623931623931624 y2 = -14.56410256410256