[tex] {2}^{(2008 - 2006)} + {3}^{(2009 - 2006)} - {6}^{(2001 - 1999)} [/tex]
[tex] {2}^{2} + {3}^{3} - {6}^{2} = > 4 + 27 - 36 = > 31 - 36 = - 5[/tex]
respuesta : -5
