| TriTri | A-Math 加分題 |

Triangel

第一個答中有獎1 e/ ?" Z# l6 y( ~  A" D
; D; q# Y9 M6 c/ O. ]- Y3 @
(x - a) = x - a
4 M. {+ B6 b, y  ]+ q9 m! c0 ?$ F(x - a) (x - b) = x^2 – ax – bx + ab6 U( {; n# H# {7 G9 U) }
(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 + abx + acx + bcx - abc
* ^: U' Y7 i" g7 ?, p; u1 U+ G* f(x - a) (x - b) (x – c) (x - d) = x^4 – ax^3 – bx^3 – cx^3 – abx^2……………….. +abcd
- c; e3 E2 J5 ]4 v如此種推，3 {  h0 m' M1 k6 \" ~) e" ^
(x-a) (x-b) (x-c) (x-d) (x-e)……..(x-z) = ???8 o5 I2 ?; j" O8 k6 s
2 T0 b- u* l, S: b/ |
[ 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 m4 b2 i6 \5 D4 i+ {

Originally posted by Triangel at 2007-4-18 01:26 PM:
% j* T  I0 S" G$ ?0 N; }. c(x - a) (x - b) (x – c) =  x^3 – ax^2 – bx^2 – cx^2 – abx + acx + bcx - abc9 x7 A) N+ M6 S* o3 {7 ]9 O4 o

% J: L2 b9 V: D) l" {8 z* w

( S" S- n8 p2 H: g' o
; }8 U7 T1 I* R* _
[ 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:
6 L3 R! [3 o4 {" c咁難既=.="
2 w! I, k: `) I  p- g3 C5 @, H5 S) d9 A! \
[ Last edited by 大大 on 2007-4-18 at 01:52 PM ]

2 R/ J4 z9 |) o( v3 J: r7 a

9 f1 w. q8 ~3 ]Thanks! 更正啦

littlenic

Originally posted by Triangel at 2007-4-18 01:26 PM:
8 ]: s6 U, H5 Z2 ^* w% O8 Q1 I第一個答中有獎
5 C6 ]; \: |) @. S, S. Z9 X3 J$ Z& Y$ o" C2 w
(x - ...

0 \+ R* l# C% T# p$ }
8 N. H4 G* M3 b3 _# E
(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/ u5 T+ [$ \8 A; Y0 R9 y% \/ ]7 k
+ ~" M; j* S) W2 I! Q+ j% Z9 \% ^' D" {. b/ H& N4 J
(x-x)= 0 ，所以答案係0，is it?

' g# _2 K' u2 E* o: ?3 A+ q
/ Z8 o/ a9 ]* w9 d# |  |

' R9 W8 [  x9 S# ~& Q唔似a.math題
/ S& g5 f8 p- z; X* j似IQ題=.=
6 Y) {: l. ~( ]6 ^' {; R& u8 i5 R8 _! }2 Y1 \: d1 ^' z
[ 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:, [( I" ~4 V0 E) a: A
( z4 y  s$ {3 {' I# F

6 [! s* ?+ ]3 b8 i* r(x-x)= 0 ，所以答案係0，is it?

5 `8 D$ v" i$ e! D% v4 {: G4 J2 ?
, k1 X. U# t& c( rBingo~

waikong

我係學校個學生會單張見過7 i) F" Z9 t- k
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.........8 {: U! R8 b3 W* k  s
: K+ Q8 r- r. y) w0 S4 ?
這條問題，貼落吹水版，名副其實
: e6 A) u$ B% m$ O( q  X0 T1 ]2 A4 j: H: B
[ Last edited by karen0123 on 2007-4-18 at 05:51 PM ]