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Triangel

第一個答中有獎
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(x - a) = x - a
9 V! k6 w2 ^( }, c(x - a) (x - b) = x^2 – ax – bx + ab
) v: _  ~+ O6 q. J! v% m9 \$ ]/ f(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 + abx + acx + bcx - abc& L6 |5 C) y0 k8 K. {* S) w
(x - a) (x - b) (x – c) (x - d) = x^4 – ax^3 – bx^3 – cx^3 – abx^2……………….. +abcd
9 u3 V+ B- x2 O& M如此種推，
, y: p4 `9 }, k: d# q(x-a) (x-b) (x-c) (x-d) (x-e)……..(x-z) = ???5 I6 a1 A# s& G4 G+ d: `) S

3 r( w. _% B% v! q9 L0 W* g[ 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* ]& k! n" Y; V' X0 B, v9 w

Originally posted by Triangel at 2007-4-18 01:26 PM:
; [( A1 W; M0 v% d(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 – abx + acx + bcx - abc9 m- J- L/ H1 n( |

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[ 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:/ v6 L( @7 C: K9 Y" B7 d
咁難既=.="6 N; h2 E) t4 @. z
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[ 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:, j: @& d4 f2 k# P9 r; G; L
第一個答中有獎3 w$ z. B3 [5 @+ a( s
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(x - ...

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' v& Q! o- [# T! x(x-x)= 0 ，所以答案係0，is it?

大大

Originally posted by littlenic at 2007-4-18 01:54 PM:% O% E  Y. K7 l# D  }8 d  k
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(x-x)= 0 ，所以答案係0，is it?

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唔似a.math題
, I) R! {; n$ F  M8 E; D  K: S似IQ題=.=
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- e* V9 q0 A) c+ ^[ 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:
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8 L3 Z' R7 C( b8 v: N, @(x-x)= 0 ，所以答案係0，is it?

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Bingo~

waikong

我係學校個學生會單張見過0 U( d4 J( h, _, n2 r! i3 u) C
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.........
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4 G8 _5 [2 ]( c0 V2 K( n0 J這條問題，貼落吹水版，名副其實! G+ H& d. J4 h5 ?( N! M
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[ Last edited by karen0123 on 2007-4-18 at 05:51 PM ]