Let f(x)=1xf(x) = \frac{1}{x}f(x)=x1 and g(x)=x−1g(x) = x - 1g(x)=x−1. What is the domain of (f∘g)(x)(f \circ g)(x)(f∘g)(x)?
All real numbers
All real numbers except x=1x = 1x=1
All real numbers except x=0x = 0x=0
x>1x > 1x>1