If f(x)=x2−1f(x) = x^2 - 1f(x)=x2−1 and g(x)=x+1g(x) = x + 1g(x)=x+1, what is the expression for (f/g)(x)(f/g)(x)(f/g)(x) for x≠−1x \neq -1x=−1?
x + 1
x - 1
1
x^2 - 1