Question

if U={1,2,3,4,5,6,7,8,9} and A={1,2,3} thn find A'=?​

Answer 1

Answer:

A'= {4,5,6,7,8,9}

Step-by-step explanation:

A' means those elements which are not present in A but are present in U.

So, 4,5,6,7,8,9 are those elements.

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