A set P has 20 elements . The no. of subsets of P containing odd no. of elements is _ a. 2^(18) + 20 b. 2^(20) -128 c.2^(19) d.2^(19) -1

muskan

• Muskan
• 5794 Views
• 7 Answers

answer

  Answer

• 2^(n-1)-1 formula

  • 

    Dhisale
  • 12 Apr
  • 0 Comment

  0

  ---

• -1

  • 

    Korke
  • 24 Jan
  • 0 Comment

  -1

  ---

• 20c1+20c3+20c5.......20c19=2^19

  • 

    Tim
  • 23 Jan
  • 0 Comment

  3

  ---

• c

  • 

    Mythri
  • 13 Aug
  • 0 Comment

  -1

  ---

• b

  • 

    Aavampreet
  • 10 May
  • 0 Comment

  -2

  ---

• 2^(19)

  • 

    Devansh
  • 08 May
  • 0 Comment

  -1

  ---

• its a wrong question the answer is 10

  • 

    Suraj
  • 07 May
  • 0 Comment

  -3

  ---

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