Let A= , ,1 1, ,2 . Then the statement is true? , , 1, . - Vidyadip

Question

Let $\text{A}=\{\phi,\{\phi\},1\{1,\phi\},2\}.$ Then the statement is true?
$\{\phi,\{\phi\},\{1,\phi\}\}\subset\text{A}.$

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Answer

True.Explanation:
$\because\{\phi,\{\phi\},\{1,\phi\}\}$ is a subset of A.

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