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Two finite sets have m and n elements. T...

Two finite sets have m and n elements. The number of elements in the power set of first set is 48 more than the total number of elements in power set of the second set. Then the value of m and n are………..

A

`7, 6`

B

`6, 3`

C

`6, 4`

D

`7, 4`

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The correct Answer is:
C
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KUMAR PRAKASHAN-SETS-TEXTBOOK BASED MCQs
  1. The number of elements in the power set of {x : x in N, x^(2) lt 9} is...

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  2. If A sub B then A cap B = ..........

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  3. U= [-2,1], A= {x : x in N, x^(2)+x -2=0} then A'="……….".

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  4. Taking the set of natural number as universal set and A= {x : x -8 =3}...

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  5. If n(U)= 700, n(A)= 200, n(B)= 300, n(A cap B)= 100" then "n(A' cap...

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  6. If N(a)= {an : n in N}, then N(5) cap N(7)="………."

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  7. If aN= {ax : x in N}" then "3N cap 7N="………."

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  8. For set {(a, b) : 2a^(2)+3b^(2)= 35, a, b in Z} the number of its elem...

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  9. A and B are two sets (A - B) cup (B - A) cup (A cap B)="……….."

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  10. U= {x : x in N, x le 10}, A= {1, 3, 5, 7, 9}, B= {2, 4, 6, 8, 10} then...

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  11. A= {x : x in N, x^(2)+4=0} then,

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  12. For interval (-1, 1) which of the following statements is true?

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  13. If A= {1, 3, 5, {2, 4}}" and "B= {2, 4} then,

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  14. Fill in the blanks to make each of the following a true statement : ...

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  15. Which of the following statements is false ?

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  16. A and B are mutually disjoint sets. Then n(A cup B)="…………."

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  17. Two finite sets have m and n elements. The number of elements in the p...

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  18. For two sets A and B, prove that A- (B cap C)= (A - B) cup (A - C).

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  19. 63% of the Americans like cheese where as 76% like apples. If x% of th...

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  20. For sets A and B, n(A - B)= 8+2x, n(B - A)= 6x" and "n(A cap B)= x. If...

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