[tex]\huge\red {\mid {\fbox{\tt {hola}}\mid}}[/tex]
y = (x ^ 2)/(x ^ 3 - 27)
[tex]y = (x ^ 2)/(x ^ 3 - 27) \\ y = - \frac{ {x}^{4} + 54x }{( {x}^{3} - 27 {)}^{2} } [/tex]
[tex]y = \frac{( {x}^{2}) }{ ({x}^{3} - 27) } \\ \\ 0 = \frac{ {x}^{2} }{ {x}^{3} - 27} \\ \\ 0 = \frac{ {x}^{2} }{ {x}^{3} - 27} :| x = 3 \\ \\ \frac{ {x}^{2} }{ {x}^{3} - 27} = 0 \\ \\ {x}^{2} = 0 \\ \\ x = 0[/tex]
