Respuesta :

[tex]sin(x)cos(x)cot(x) = csc(x)[/tex]
[tex]sin(x)cos(x)[\frac{cos(x)}{sin(x)}] = \frac{1}{sin(x)}[/tex]
[tex]cos^{2}(x) = \frac{1}{sin(x)}[/tex]
[tex]sin(x)cos^{2}(x) = 1[/tex]

It is undefined.