# Proof for Images of Sets

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).

© BrainMass Inc. brainmass.com October 9, 2019, 9:17 pm ad1c9bdddfhttps://brainmass.com/math/combinatorics/proof-images-sets-179718

#### Solution Summary

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

$2.19