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  1. ...c ≥ d ≥ 2 n = 1/a + 1/b + 1/c + 1/d - 1/(abcd) < 4/d ≤ 2 n = 1 1 < 4/d. d ≤ 3 ... d = 3, 2 ...abcd = bcd + acd + abd + abc - 1 case 1...d = 3 2/3 = 1/a + 1/b + 1/c - 1/(3abc) < 1/a...

    1 Answers · Science & Mathematics · 04/03/2018

  2. Its caused by lack of education and not able to read and write..

    3 Answers · Health · 14/12/2011

  3. I( n )=x(lnx)^ n -nI( n -1)=> I( n -1)=x(lnx)^( n -1)-( n -1)I( n -2)=> I( n -2)=x(lnx)^( n -2)-( n -2)I( n -3)=> ...

    6 Answers · Science & Mathematics · 05/01/2012

  4. Use the binomial theorem: (x+y)^ n = Σ {(nCr). x^( n -r) .y^r} where n => upper limit of summation r=0 => lower limit of summation

    2 Answers · Education & Reference · 29/04/2013

  5. I think he might still have feelings.

    1 Answers · Family & Relationships · 21/03/2012

  6. most likely, but you should google the product to make sure, or it will say on the box/product information.

    1 Answers · Computers & Internet · 15/08/2010

  7. ...assumption that is absurd, that is "if there exist integers m and n such that 12m+15n=1" So the question doesn't makes sense....unless...

    1 Answers · Science & Mathematics · 22/02/2008

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