Question 44813
f(x) = 1/(x^2 - 2x - 8)
0 > 1/(x^2 - 2x - 8)
{{{ graph( 600, 600, -10, 10, -10, 10, 1/(x^2 - 2x - 8) ) }}}
(-2,+{{{infinity}}})U(-{{{infinity}}},4)