If f(x)=(x-1)/(x+1) ,then show that

(i) f(1/x)= -f(x)

(ii) f(-1/x)= -1/f(x).

Dear Student, fx=x-1x+1f1x=1x-11x+1=1-x1+x=-x-1x+1=-fxand f-1x=-1x-1-1x+1=1+x1-x=-1x-1x+1=-1fxRegards

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