Question: 9. For all C, D C Y and any function f: X - Y, determine whether the following is true: (a) f *[CUD] = f

9. For all C, D C Y and any function f:

9. For all C, D C Y and any function f: X - Y, determine whether the following is true: (a) f *[CUD] = f *[C]uf-'[D]; (b) f *[cnD] = f**[c]of-* [D]

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