Question: 3 Let f XY be a function and C be a non empty family of subsets of Y Let f C f C CEC Show

3 Let f XY be a function and C be a

non empty family of subsets of Y Let f C f C

3 Let f XY be a function and C be a non empty family of subsets of Y Let f C f C CEC Show that of C f o C Here C r X f x C

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