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If X and Y are two sets such that n ( X ...

If X and Y are two sets such that n ( X ) = 17, n ( Y ) = 23 and `n(X uu Y) = 38`, find `n(X nn Y)`.

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PSEB-SETS-EXERCISE
  1. Fill in the blanks to make the following a true statement : A nn A'=.....

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  2. Fill in the blanks to make the following a true statement : U' nn A = ...

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  3. If X and Y are two sets such that n ( X ) = 17, n ( Y ) = 23 and n(X u...

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  4. If X and Y are two sets such that X uu Y has 18 elements, X has 8 elem...

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  5. In a group of 400 people, 250 can speak Hindi and 200 can speak Englis...

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  6. If S and T are two sets such that S has 21 elements, T has 32 elements...

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  7. If X and Y are two sets such that X has 40 elements, X uu Y has 60 ele...

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  8. In a group of 70 people, 37 like coffee, 52 like tea and each person l...

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  9. In a group of 65 people, 40 like cricket, 10 like both cricket and ten...

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  10. In a committee, 50 people speak French, 20 speak Spanish and 10 speak ...

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  11. Decide, among the following sets, which sets are subsets of one and an...

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  12. In the following, determine whether the statement is true or false. If...

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  13. In the following, determine whether the statement is true or false. If...

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  14. In the following, determine whether the statement is true or false. If...

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  15. In the following, determine whether the statement is true or false. If...

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  16. In the following, determine whether the statement is true or false. If...

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  17. In the following, determine whether the statement is true or false. If...

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  18. Let A, B, and C be the sets such that A uu B = A uu C and A nn B = A n...

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  19. Show that the following four conditions are equivalent : (i) A sub B (...

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  20. Show that if A sub B, then C -B sub C -A.

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