Let A = 1, 2, 3, 4 , 5 . Is the statement 1,2,5, A incorrect and … - Vidyadip

Question

Let A = {1, 2, {3, 4}, 5}. Is the statement $\{ 1,2,5,\} \subset A$ incorrect and why?

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Answer

1, 2, 5, are members of set A.
$\therefore $ {1, 2, 5} is a subset of set A. $\therefore \{ 1,2,5\} \subset A$ is correct.

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