想問大家一條數,,
ab+bc-ac=0hTX'oOL XZa-c=101wV-G"o(M)v ?.@y
求b
要STEPS,,,THX a=101, b&c =0 :D 我都知,,但唔知點得出個ans.,,anyway,,THX a=101-c
ab+bc-ac=0dh3` ~ HE+CWlr
b(101-c)+bc-c(101-c)=0x^;F%h9J
101c-bc+bc-101c+(c*c)=0
c*c=0
c=0
a=101-0
a=101
'}9W'BP2S7`"Hh]
ab+bc-ac=0
a=101J3v$U;r1I[h
c=0E)nK,}3v1m?{%n
101b + 0*b - 101*0=0
101b=0
b=0 [quote]Originally posted by [i]ch.chak[/i] at 2008-1-17 09:38 PM:
a=101-c
ab+bc-ac=0
b(101-c)+bc-c(101-c)=0
101c-bc+bc-101c+(c*c)=0
c*c=0
c=0QW,J(RW%O&^
1O|!S"K9A5F
a=101-0
a=101g8VMD~'y9UW
ab+bc-ac=0
a=101
c=0
101b + 0*b - 101*0=05aN*H2kD6]R n
101b=0u2Q"W!a2C'yN
b=0 [/quote]
對不起
請容許我指出錯誤f$hE(kf Do
9?rQo^y,xgx)C
在一開頭
[color=Red]a=101-c[/color](原本是a-c=101,移項應該是a=101+c)}l*M"m;R}Jra
ab+bc-ac=0:}?q$C {}A!z
[color=Red]b[/color]([color=Red]101[/color]-c)+bc-c(101-c)=0
[color=Red]101c[/color]-bc+bc-101c+(c*c)=0#gz'Y l6\d^
c*c=0M l.j`[R,q.x u
c=0_XOaU0p` \&w
基於以上紅字的地方,其餘的地方我認為沒必要看了 [quote]Originally posted by [i]sakura310[/i] at 2008-1-17 09:58 PM:3WTf$u9r3W
lX.H'FC%g
&G N&we L2hz
對不起/K |T#~1B'u
請容許我指出錯誤l2d+La x`
o([ @_Adxz
在... [/quote]
係bo
冇留意錯左tim [quote]Originally posted by [i]托迪仔T[/i] at 2008-1-17 07:42 PM:Ts)jEkO
a=101, b&c =0 :D [/quote]Y#~4_X8?;EJ5HBd
ab+bc-ac=0
a-c=101
求b
咁玩法...如果c係-101...a同b=0 都得架wo:D [quote]Originally posted by [i]sakura310[/i] at 09:58 PM:
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Mr@ HI
對不起
請容許我指出錯誤)QF`/[$W.j(lx3M
.oM3cK Gc.n
在... [/quote]
咁你又吾去計;);):P:P [quote]Originally posted by [i]playbr2[/i] at 2008-1-17 11:58 PM:
vUYi ]1|5T3\p
2}'Z] `;PYcu
咁你又吾去計;);):P:P [/quote],ZhlpB,oDVq ?#b
!a%}7j!`J {/kdX5d
playplay你串我?:mad::noway::fight::angry:(表情符號好好玩的說:D)
'p'mb0u4aVM{yI%CHy
咁你呢~你又唔去計?:dev::dev:V6jGc2jr
等了這麼久也沒人貼答案出來{-s'A;^9et:^
那麼讓小生物來獻醜了:redface::redface::redface: