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Triangel

第一個答中有獎
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1 ?, N- D& ]- K" w( i- }(x - a) = x - a) n3 @& l$ |) \% [! T& U% u" S
(x - a) (x - b) = x^2 – ax – bx + ab
0 j9 q. k9 w6 a9 M(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 + abx + acx + bcx - abc& E" N5 x0 v" N) a4 _& q
(x - a) (x - b) (x – c) (x - d) = x^4 – ax^3 – bx^3 – cx^3 – abx^2……………….. +abcd
; Q, p* H8 I2 Z4 o" e1 p如此種推，
/ c  x, f, @, o4 }( }(x-a) (x-b) (x-c) (x-d) (x-e)……..(x-z) = ???1 Q4 I* j% L( @! E# A
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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% J6 `/ x  y8 u0 p6 @

Originally posted by Triangel at 2007-4-18 01:26 PM:$ h% p; F6 N2 M  q* ]; H
(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 – abx + acx + bcx - abc7 I% p, W: h; {# \6 @: @0 v0 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:
! `* B# F* \! B: _6 A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:) h; ~! c$ Z* F9 M3 s4 V
第一個答中有獎) K, S3 q* t. W  k8 B; d
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(x - ...

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(x-x)= 0 ，所以答案係0，is it?

大大

Originally posted by littlenic at 2007-4-18 01:54 PM:
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5 }& `  F! T7 U) U+ j3 ], c/ ](x-x)= 0 ，所以答案係0，is it?

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唔似a.math題* Y( l& U: x0 B0 Y0 }" h
似IQ題=.=6 G6 ~# W1 s' M' H: L- u$ e  U( F
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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:
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* Y) i# `. E" n1 h) B(x-x)= 0 ，所以答案係0，is it?

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8 h" e; r: q3 s+ S4 b5 _  A: `$ qBingo~

waikong

我係學校個學生會單張見過
5 c+ n2 V! P- 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........." b" T+ H4 |* r1 M) v

; u- N8 ^# M* a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 ]