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Binomial theorem

  1. Mar 25, 2015 #1
    Any hints for this
    : 1- (11C1/2.3 ).2^2 + (11C2/3.4 ). 2^3 .....so on up to 12 terms .
     
  2. jcsd
  3. Mar 25, 2015 #2
    We have to find the sum...
     
  4. Mar 25, 2015 #3

    Mentallic

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    [tex](1-x)^n[/tex] and consider this expansion when x=2 and n=11. Now take the integral of the expansion, do you see a pattern emerging? Can you take it from there?
     
  5. Mar 25, 2015 #4
    Yes, thanks
     
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