想問大家一條數,,
ab+bc-ac=02DA5A-A!X g$qa-c=101N|:?"k:BE&RM
求b
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要STEPS,,,THX a=101, b&c =0 :D 我都知,,但唔知點得出個ans.,,anyway,,THX a=101-cepn2d5\(Ks8f%f'j
ab+bc-ac=0wF Q!DX4gSD6go
b(101-c)+bc-c(101-c)=0Ma_/I*A&zGS
101c-bc+bc-101c+(c*c)=00tGC|#M"p
c*c=0
c=0
d5zr3?_\T
a=101-0
a=101
Eo PAcY"@M
ab+bc-ac=0
a=101
c=0#a5?N?G%o'M
101b + 0*b - 101*0=05ZkN&T'Q$t)D/R m_.[
101b=0
b=0 [quote]Originally posted by [i]ch.chak[/i] at 2008-1-17 09:38 PM:#]7meq3c%T
a=101-c@%}8Uy6?^\3j%A
ab+bc-ac=0.D+M@8Ih.y*q
b(101-c)+bc-c(101-c)=04d?,UzCgu
101c-bc+bc-101c+(c*c)=0
c*c=08X_y1o$Q ~$d
c=0
a=101-0"_:d;^5y2e s o
a=101
ab+bc-ac=0
a=101
c=0
101b + 0*b - 101*0=0l?x5fxA3~,F&uN
101b=0tu N+iN"@[
b=0 [/quote]
#Qs%Wc$Xj
對不起$c$A8|3_9v
請容許我指出錯誤6u!xnaOL D3lwe
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