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Triangel

第一個答中有獎% r. x* f$ e) _; G

! T( p$ A% ^2 z  m$ y( M5 `( U+ O(x - a) = x - a
' ^( Y6 B* Z9 k* H" ^(x - a) (x - b) = x^2 – ax – bx + ab7 ^3 o& v7 @+ j  @3 k. j5 L
(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 + abx + acx + bcx - abc
3 q: g+ p) N6 K% J(x - a) (x - b) (x – c) (x - d) = x^4 – ax^3 – bx^3 – cx^3 – abx^2……………….. +abcd
! a  S: o2 ~4 {- C4 M如此種推，
) Y: w' w) \5 x, B+ }# K/ x(x-a) (x-b) (x-c) (x-d) (x-e)……..(x-z) = ???
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[ Last edited by Triangel on 2007-4-18 at 01:52 PM ]

大大

點解你個問題好似有d問題
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Originally posted by Triangel at 2007-4-18 01:26 PM:, P5 x. o+ J0 v1 R8 x
(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 – abx + acx + bcx - abc
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* Y/ E9 }1 k. O. k: f; f* i6 `9 [[ Last edited by 大大 on 2007-4-18 at 01:54 PM ]

Triangel

Originally posted by 大大 at 2007-4-18 01:41 PM:
; Z: ]# I6 s( z) x: K; d5 `+ c# G" ?咁難既=.="0 Q; X7 _; Q7 E+ B$ D* n6 @

+ z4 C" Q) l; f( O) z[ Last edited by 大大 on 2007-4-18 at 01:52 PM ]

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Thanks! 更正啦

littlenic

Originally posted by Triangel at 2007-4-18 01:26 PM:
# b( t. ?! b5 y  Y第一個答中有獎
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2 C6 c' ?4 k* d: ^' F(x - ...

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! f) _3 Z# E) I; I(x-x)= 0 ，所以答案係0，is it?

大大

Originally posted by littlenic at 2007-4-18 01:54 PM:
# }& J  ~4 w( ~" K9 u0 n; R8 O3 G: H' E6 X- k9 z

! B( v; n1 O- k: F- |, D6 S(x-x)= 0 ，所以答案係0，is it?

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; z+ a6 U3 m  \; g5 J) a唔似a.math題, F- Y( R  |8 G0 J8 s+ P% e6 j8 r
似IQ題=.=
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[ Last edited by 大大 on 2007-4-18 at 01:57 PM ]

Triangel

Originally posted by littlenic at 2007-4-18 01:54 PM:
6 x# @6 T, I3 `7 ]/ k. A5 P! O4 ~) Y  l4 @" |0 ?  a

7 m1 _, N# g, \  l(x-x)= 0 ，所以答案係0，is it?

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5 J. U4 O& m3 y$ }: jBingo~

waikong

我係學校個學生會單張見過
  Q9 [9 H! w/ y8 Q  B& y% B諗左一陣先諗到

playbr2

我吾識答啊http://i72.photobucket.com/albums/i162/xcopy/Monkey/049.gif~~~ http://i72.photobucket.com/albums/i162/xcopy/Monkey/022.gif

karen0123

(哭)~~~~~其實我都知係0.........
7 [9 [/ Z7 ?" Q* b. f
1 q/ |" _2 S; E; Y1 J這條問題，貼落吹水版，名副其實
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[ Last edited by karen0123 on 2007-4-18 at 05:51 PM ]