Determine the set of values for xxx such that x2−4x+1>0\frac{x^2 - 4}{x + 1} > 0x+1x2−4>0.
(−2,−1)∪(2,∞)(-2, -1) \cup (2, \infty)(−2,−1)∪(2,∞)
(−∞,−2)∪(−1,2)(-\infty, -2) \cup (-1, 2)(−∞,−2)∪(−1,2)
(−2,1)∪(2,∞)(-2, 1) \cup (2, \infty)(−2,1)∪(2,∞)
(−1,2)∪(2,∞)(-1, 2) \cup (2, \infty)(−1,2)∪(2,∞)