Q.3 Let A = { 1, 2, { 3, 4 }, 5 }. Which of the following statements are incorrect and why?
(iii) {{3, 4}} A
Here,
{ 3, 4 } { 1, 2, { 3, 4 }, 5 }
and { 3, 4 } {{3, 4}}
So, {{3, 4}} A.
Hence,the statement is correct.
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