HW1 Problem 2

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Problem 2

List the elements in $\{1,2,c\} \times \{a, b, c\}$.

Solution
$\{ (1,a) ,(1,b) , (1,c) , (2,a) , (2,b) , (2,c) , (c,a) , (c,b) , (c,c) \}$

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