Find the domain of f(x)=ln(x2−5x+7)f(x) = \sqrt{\ln(x^2 - 5x + 7)}f(x)=ln(x2−5x+7).
(−∞,2]∪[3,∞)(-\infty, 2] \cup [3, \infty)(−∞,2]∪[3,∞)
[2,3][2, 3][2,3]
(−∞,∞)(-\infty, \infty)(−∞,∞)
(−∞,1]∪[4,∞)(-\infty, 1] \cup [4, \infty)(−∞,1]∪[4,∞)