What is the domain of the function $f(x)=\frac{x+2}{x^2-2x-24}$ ? Express your answer in interval notation.
( x + 2) / (x^2 - 2x - 24 ) =
( x + 2) / [ (x - 6) (x + 4 ) ]
The domain is ( - inf , - 4) ∪ ( - 4, 6) ∪ (6 ,inf)
Graph :