Azuma

Originally posted by cutec at 2008-1-18 08:26 AM:
: u" ?* x/ f/ q" ]4 A冇答案ga....
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% X. a" v* q. ^( K4 v* u2條equation solve 唔到3個unknown ga....

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' ~) m! o) R9 Tagree " m% u$ f% T7 I& E0 S2 g* X

$ }7 |1 Z$ r8 T2 equations 2 unknows9 e0 Y; z9 R4 t  @( S3 D" Y; m

# F0 ~9 G$ m5 Dif 3 unknows there should be 3 equations
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8 R! o) y3 @+ N( n2 @make it simple
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say ; {  ]' S! o. m2 g3 [  A

4 A! z; a% W% W% z- Ia + b +c = 3
5 n1 H) o, y2 k6 c/ g" w" [( Z
. [) f% f. n3 y. T% I6 f4 M. \a+b = 2
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4 V! L8 H$ D( V+ i# y* v% xthen c is 1 ; W) \2 s2 B1 Q/ U1 \( Z( y3 [) g

' Y% {5 i  X0 }1 `" _" K1 za = 2 - b # l* _7 M0 }" J3 N8 r& M/ F

; Q8 t' B" Z% X7 [8 Eso 0 = 0
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7 b# @6 m+ H% c) }& n