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Triangel

第一個答中有獎  g/ m7 q8 v; w+ n

. M' t8 g$ \( }, C(x - a) = x - a
) W: o4 p6 C6 g5 ?. {: f(x - a) (x - b) = x^2 – ax – bx + ab7 A8 s) N9 R2 G
(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 + abx + acx + bcx - abc
& |4 n4 b$ z- R; }# q6 ]2 p0 ~(x - a) (x - b) (x – c) (x - d) = x^4 – ax^3 – bx^3 – cx^3 – abx^2……………….. +abcd) W9 C3 h9 u& F5 a
如此種推，
& Z  u2 r+ N4 o# k; N: L(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9 |1 K* v9 Q% x

Originally posted by Triangel at 2007-4-18 01:26 PM:* Z7 w  U& b; e0 Z+ [) d, \
(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 – abx + acx + bcx - abc+ o. ^2 A: T5 V$ S: ]2 F2 G
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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:
$ U. @- ]4 D) w咁難既=.="
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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:: O* V) h# X, J
第一個答中有獎& W, b# Q+ ~  P$ G# T  W

* w, ^/ `& I9 {0 _0 n, X(x - ...

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2 t. S- G3 C- g; [(x-x)= 0 ，所以答案係0，is it?

大大

Originally posted by littlenic at 2007-4-18 01:54 PM:3 G2 s2 U2 J8 Z' I$ g! @
# O. @: g# I; u7 e2 Q9 k/ X- W

' M) n& b$ C. }; O/ S0 V0 l  c(x-x)= 0 ，所以答案係0，is it?

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0 T  `( L5 p# x* i* \1 Z" c* ~/ m5 g唔似a.math題
4 A8 y! ~3 x, j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:
. x' h4 i4 l+ t/ ^4 r/ O; A1 Y  x' F
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(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 _' M# k% V5 X9 J* D& I: e0 v- P  s$ x
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.........( ?- _2 m. ~4 M3 o+ D; s
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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 ]