Problem 19E

Show that if A, B, C, and D are sets with |A| = |B| and |C| = |D|, then |A × C| = |B × D|.

Step-by-Step Solution:

Solution:Step 1:The objective of this question is to show that |A| = |B| and |C| = |D|, then |A × C| = |B × D|.Let A, B, C, and D are sets

Step 2 of 4

###### Chapter 2.5, Problem 19E is Solved

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Step 3 of 4