Question

@bobross, @dqswag

Answer 1

Basically, take the union of both domains g(x)=x/(1-x) 1-x=0 1=x x=1 is restricted because it makes you divide by 0 f(x)=(1-x)/(1+x) 1+x=0 x=-1 x=-1 is restricted because it makes you divide by 0 domain is all real numbers except -1 and 1