Question
For $A=\{1,2\}$ and $B=\{\emptyset\}$, determine $A \times B$ and $\mathcal{P}(A) \times \mathcal{P}(B)$.
Step 1
Since $A=\{1,2\}$ and $B=\{\emptyset\}$, we have: $A \times B = \{(1,\emptyset), (2,\emptyset)\}$ Show more…
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