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# Let A = { 1, 2, { 3, 4 }, 5 }. Which of the following statements are incorrect and why? 1 is subset of A.

Q.3 Let A = { 1, 2, { 3, 4 }, 5 }. Which of the following statements are incorrect and why?

(v) 1 $\subset$ A

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Here, 1 is element of set A = { 1, 2, { 3, 4 }, 5 }.So,elements of set A cannot be subset of set A.

1 $\not\subset$ { 1, 2, { 3, 4 }, 5 }.

Hence,the statement given is incorrect.

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