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Simplify the expression (Posted on 2006-06-16) Difficulty: 2 of 5
Simplify the expression

x26 - x25(a+b+c+...+z) + x24(ab+ac+...+az+bc+...+bz+...+yz) - x23(abc+...+abz+acd+...+acz+...+xyz) + ... + abc...z

See The Solution Submitted by Salil    
Rating: 2.6667 (3 votes)

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Solution Short | Comment 3 of 8 |
The given expression is just the expression found at Alphabet Multiplication, but "in long", so its value is zero as in that puzzle.
  Posted by Federico Kereki on 2006-06-16 10:28:49
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