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cos; 1-y^2=2+x

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Gráfico:

interior superior

interior superior

Solución

Ha introducido [src]
cos(x) = 0
$$\cos{\left(x \right)} = 0$$
     2        
1 - y  = 2 + x
$$1 - y^{2} = x + 2$$
1 - y^2 = x + 2
Respuesta rápida
$$x_{1} = - \frac{3 \pi}{2}$$
=
$$- \frac{3 \pi}{2}$$
=
-4.71238898038469

$$y_{1} = - \frac{\sqrt{-4 + 6 \pi}}{2}$$
=
$$- \frac{\sqrt{-4 + 6 \pi}}{2}$$
=
-1.92675607703328
$$x_{2} = - \frac{3 \pi}{2}$$
=
$$- \frac{3 \pi}{2}$$
=
-4.71238898038469

$$y_{2} = \frac{\sqrt{-4 + 6 \pi}}{2}$$
=
$$\frac{\sqrt{-4 + 6 \pi}}{2}$$
=
1.92675607703328
$$x_{3} = - \frac{\pi}{2}$$
=
$$- \frac{\pi}{2}$$
=
-1.57079632679490

$$y_{3} = - \frac{\sqrt{-4 + 2 \pi}}{2}$$
=
$$- \frac{\sqrt{-4 + 2 \pi}}{2}$$
=
-0.755510639762867
$$x_{4} = - \frac{\pi}{2}$$
=
$$- \frac{\pi}{2}$$
=
-1.57079632679490

$$y_{4} = \frac{\sqrt{-4 + 2 \pi}}{2}$$
=
$$\frac{\sqrt{-4 + 2 \pi}}{2}$$
=
0.755510639762867
Respuesta numérica [src]
x1 = -10.99557428756428
y1 = 3.16157781614881
x2 = -1.570796326794897
y2 = 0.755510639762867
x3 = -1.570796326794897
y3 = -0.755510639762867
x4 = -10.99557428756428
y4 = -3.16157781614881
x4 = -10.99557428756428
y4 = -3.16157781614881