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    Proof for Images of Sets

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    College level proof before Real Analysis. Please kindly explain each step of your solution.

    11. Let f: A --> B, and let {D_alpha: alpha is an element of Delta} an {E_Beta: Beta is an element of pi} be families of subsets of A and B, respectively. Prove that (see attached).

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    https://brainmass.com/math/combinatorics/proof-images-sets-179718

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    Solution Summary

    This solution provides step by step proofs regarding images of sets in an attached Word document.

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