If f(x) = (x - 1) / (x + 2), then the range of f is given by the interval
A. (-∞ , -2)U(-2 , +∞)
B. (-∞ , 1)U(1 , +∞)
C. (-2; , +∞)
D. (-∞ , 1)
ln((x - 1)2) = 2 ln(x - 1) for all x in the interval
A. (-∞ , +∞)
B. [0 , +∞)
C. (-∞ , 1)U(1 , +∞)
D. (1 , +∞)