Q. 365.0( 2 Votes )

Mark the correct alternative in each of the following:

Let Then, {fo(fof)} (x)

A. x for all x ϵ R

B. x for all x ϵ R – {1}

C. x for all x ϵ R –{0, 1}

D. none of these

Answer :

Given that


, for x≠1





, for x≠0




fofof = x for all x ϵ R –{0, 1}

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