if f(x)=x-1/x+1 then find f{f(x)}
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f(x)=x-1/x+1
f{f(x)}={(x-1/x+1)-1}/{(x-1/x+1)+1}
= -2/2x =-1/x
f{f(x)}= -1/x
hope this helps:p
f{f(x)}={(x-1/x+1)-1}/{(x-1/x+1)+1}
= -2/2x =-1/x
f{f(x)}= -1/x
hope this helps:p
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