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If A = {1,2,4,5} and B={1,4,6}, then A D...

If `A = {1,2,4,5}` and `B={1,4,6}`, then `A Delta B = ?`

A

{2,6}

B

{2,4,5}

C

{2,4,6}

D

{2,5,6}

Text Solution

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The correct Answer is:
D
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PEARSON IIT JEE FOUNDATION-SETS-CONCEPT APPLICATION (LEVEL 1)
  1. If A=B', then (AnnB)' is .

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  2. If A'=(B')', then (AuuB)' is .

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  3. If A = {1,2,4,5} and B={1,4,6}, then A Delta B = ?

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  4. A and B are non-empty sets A - B = A and B - A = B. Then which of the ...

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  5. If P and Q are subsets of mu, then P - Q =

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  6. If n(A) = 44, n(B) = 28 and n(A uu B) = 56, then find n(P - Q) =

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  7. If n(P) = 20, n(Q) = 18 and n(Puu Q) = 27, then n(P - Q) =

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  8. In an examiniation 55% of the students failed in chemistry, 47% faile...

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  9. If n(PnnQ) = 23, n(PuuQ) = 57 and n(Q-P) = 26, then n(P -Q) = "".

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  10. If n(A-B) = 17, n(B -A) = 13 and n(A nn B) = 19, then n(A uu B) = "".

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  11. If P and Q are sets having 5 elements in com-mon, then how many elemen...

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  12. If (A uu B) nn (A nn B) = A , then which of the following is true ?

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  13. If X DeltaY=varphi, then which of the following is true

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  14. If A DeltaB = {1,2,3,4,5,6,7,8,9,11,13} and B = {4,5,6,8,11,13} then f...

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  15. If n(P) = 13, then for which of the following values of n(Q) may resul...

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  16. If A and B and C are three non-empty sets, then which of the following...

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  17. If A and B are two non - empty equivalent sets, then a possible value ...

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  18. If n(A uu B) = 32, n(B) = 12and n(A nn B) = 5, then n(A) =

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  19. In a class of 75 students, 40 take milk, 50 take tea and 30 take both....

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  20. Which of the following is not true ?

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