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cosx=0; -2y=0

v

Gráfico:

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Solución

Ha introducido [src]
cos(x) = 0
$$\cos{\left(x \right)} = 0$$
-2*y = 0
$$- 2 y = 0$$
-2*y = 0
Respuesta rápida
$$y_{1} = 0$$
=
$$0$$
=
0

$$x_{1} = \frac{\pi}{2}$$
=
$$\frac{\pi}{2}$$
=
1.57079632679490
$$y_{2} = 0$$
=
$$0$$
=
0

$$x_{2} = \frac{3 \pi}{2}$$
=
$$\frac{3 \pi}{2}$$
=
4.71238898038469
Respuesta numérica [src]
x1 = -10.99557428756428
y1 = 0
x2 = 1.570796326794897
y2 = 0
x3 = -1.570796326794897
y3 = 0
x4 = 10.99557428756428
y4 = 0
x4 = 10.99557428756428
y4 = 0