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標題: | TriTri | A-Math 加分題 | [打印本頁]
作者: Triangel    時間: 2007-4-18 01:26 PM     標題: | TriTri | A-Math 加分題 |

第一個答中有獎
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(x - a) = x - a
9 F+ {: S2 f  w2 d% D4 l. F' ?(x - a) (x - b) = x^2 – ax – bx + ab4 h$ ~! a: t2 t! t
(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 + abx + acx + bcx - abc% P: ^' j! O+ o- Z  E8 g
(x - a) (x - b) (x – c) (x - d) = x^4 – ax^3 – bx^3 – cx^3 – abx^2……………….. +abcd
( h* D( W9 E+ i" f( `如此種推，
) U2 \! Q) }! ^(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 ]
作者: 大大    時間: 2007-4-18 01:41 PM

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:
0 p7 m& n0 E  \& s7 n5 M(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 – abx + acx + bcx - abc* u6 L1 ], P3 T0 k; N, V
0 K, K) e+ [0 p8 h
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! }; A, H* X! W2 O. {0 u* s[ Last edited by 大大 on 2007-4-18 at 01:54 PM ]
作者: Triangel    時間: 2007-4-18 01:54 PM

Originally posted by 大大 at 2007-4-18 01:41 PM:
/ `* e# u6 p. b5 }9 k/ f9 n8 G咁難既=.="- Q6 n6 D  E8 j5 F' ]2 p0 X& Q
6 P5 d& T0 [  q; ^/ d& c
[ Last edited by 大大 on 2007-4-18 at 01:52 PM ]
: _5 q7 @& U/ _1 O5 H+ w5 Q

5 }) L: T; o7 F) I5 M, u8 G- M! KThanks! 更正啦
作者: littlenic    時間: 2007-4-18 01:54 PM

Originally posted by Triangel at 2007-4-18 01:26 PM:( [; E( @4 c) E) y( v! I  {2 y
第一個答中有獎
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9 `/ q9 I9 _  w& Z  \1 k% d(x - ...
: ~' d2 H; T% ~$ m
) M2 n# @1 ?# Z% N+ d(x-x)= 0 ，所以答案係0，is it?
作者: 大大    時間: 2007-4-18 01:56 PM

Originally posted by littlenic at 2007-4-18 01:54 PM:
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4 b  B8 O* c; o
5 t) E9 F: T3 J+ Y) F7 I: l(x-x)= 0 ，所以答案係0，is it?
& X# ^! A0 y' y* z# n) g

4 A- f# U. ]# |7 r
5 ^" ?7 \% t# ^) g唔似a.math題  T) y2 t5 D( ]0 Z0 R) B' C0 P
似IQ題=.=' e  t! u9 Y3 h3 r0 j. F# A

/ p& s) O/ @. x9 H* @# n6 r[ Last edited by 大大 on 2007-4-18 at 01:57 PM ]
作者: Triangel    時間: 2007-4-18 01:57 PM

Originally posted by littlenic at 2007-4-18 01:54 PM:( N) f! X+ ^# h& q  ^- T
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% e7 w" c" O7 E0 C, @6 ]9 P(x-x)= 0 ，所以答案係0，is it?
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3 Z% N' t0 v* K& @9 U" @+ @; ?& kBingo~
作者: waikong    時間: 2007-4-18 03:53 PM

我係學校個學生會單張見過3 w% m6 }4 X7 H" d4 s) i
諗左一陣先諗到
作者: playbr2    時間: 2007-4-18 04:00 PM

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
作者: karen0123    時間: 2007-4-18 05:50 PM

(哭)~~~~~其實我都知係0.........
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這條問題，貼落吹水版，名副其實2 ]6 g8 R1 R7 M8 |# w
& ?) i* N* a4 F1 N5 |& j* |
[ Last edited by karen0123 on 2007-4-18 at 05:51 PM ]



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