a set P has 20 elements . The no.of subsets of P containing odd no.of elements is -

a.2^(18) +20 b.2^(19) c. 2^(20) -128 d. 2^(19) -1

• Muskan
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• 2 答案

answer

  Answer

• b

  • 

    Gunjan
  • 25 4月
  • 0 评论

  0

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• 2^(19)

  • 

    Devansh
  • 06 5月
  • 0 评论

  -3

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