Question 886904
 (f/g)(x) = (x^2 -25) / (x +5)
now factor the numerator
(f/g)(x) = ((x +5) * (x -5)) / (x +5)
now we can cancel (x +5) in the numerator and denominator
(f/g)(x) = x -5
domain of (f/g)(x) is the real numbers