Which set of values satisfies x2−2x+1x2−1<0\frac{x^2 - 2x + 1}{x^2 - 1} < 0x2−1x2−2x+1<0?
x<1x < 1x<1
x>1x > 1x>1
x<−1x < -1x<−1
−1<x<1-1 < x < 1−1<x<1