Question

If A={1, 3,5,7,9} , B=(2, 3, 5, 7, 11} Then Find A B​

Answer 1

Step-by-step explanation:

Explanation : ∵ A = {1,3,5,7,9 } and B={2,3,5,7,11 } ∴ A - B = {1,9 } and B - A = { 2,11} ∴ A ∆ B = (A − B) ∪ (B - A ) = {1,9} ∪ {2,11 } ={1,2,9,11

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