Let A = 1, 2, 3, 4 , 5 . Isthe statement 3, 4 Aincorrect and why? - Vidyadip

Question

Let A = {1, 2, {3, 4}, 5}. Isthe statement{3, 4}$\in$Aincorrect and why?

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Answer

{3, 4} is a member of set A.$\therefore \{ 3,4\} \in A$is correct.

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