锟斤拷锟斤拷锟斤拷锟叫組锟较癸拷式/锟斤拷锟叫組锟斤拷計(j锟斤拷)锟姐公式

锟斤拷锟斤拷锟斤拷锟斤拷P------锟斤拷锟斤拷锟斤拷锟斤拷P(gu锟斤拷n)

锟斤拷锟斤拷锟組锟斤拷C-------锟斤拷锟斤拷锟芥到锟斤拷锟侥嗭拷(w锟斤拷n)锟絵

锟斤拷锟斤拷锟斤拷锟叫凤拷锟斤拷锟�锟斤拷锟組锟较诧拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟�5锟斤拷锟斤拷同锟侥曪拷(sh锟斤拷)锟街給3锟斤拷(g锟斤拷)锟剿ｏ拷锟叫幾種锟街凤拷."锟斤拷锟斤拷"

锟斤拷锟斤拷锟斤拷5锟斤拷锟斤拷(sh锟斤拷)锟街給3锟斤拷(g锟斤拷)锟斤拷锟斤拷锟叫幾種锟街凤拷"锟組锟斤拷"

锟斤拷锟斤拷1.锟斤拷锟叫硷拷計(j锟斤拷)锟姐公式

锟斤拷锟斤拷锟斤拷n锟斤拷(g锟斤拷)锟斤拷同元锟斤拷锟叫ｏ拷锟斤拷取m(m≤n)锟斤拷(g锟斤拷)元锟截帮拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷懦锟揭伙拷锟�锟斤拷锟斤拷锟斤拷锟斤拷n锟斤拷(g锟斤拷)锟斤拷同元锟斤拷锟斤拷取锟斤拷m锟斤拷(g锟斤拷)元锟截碉拷一锟斤拷(g锟斤拷)锟斤拷锟斤拷;锟斤拷n锟斤拷(g锟斤拷)锟斤拷同元锟斤拷锟斤拷取锟斤拷m(m≤n)锟斤拷(g锟斤拷)元锟截碉拷锟斤拷锟斤拷锟斤拷锟叫的傦拷(g锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷n锟斤拷(g锟斤拷)锟斤拷同元锟斤拷锟斤拷取锟斤拷m锟斤拷(g锟斤拷)元锟截碉拷锟斤拷锟叫旓拷(sh锟斤拷)锟斤拷锟矫凤拷號(h锟斤拷o)p(n锟斤拷m)锟斤拷示.

锟斤拷锟斤拷p(n锟斤拷m)=n(n-1)(n-2)……(n-m+1)=n!/(n-m)!(規(gu锟斤拷)锟斤拷0!=1).

锟斤拷锟斤拷2.锟組锟较硷拷計(j锟斤拷)锟姐公式

锟斤拷锟斤拷锟斤拷n锟斤拷(g锟斤拷)锟斤拷同元锟斤拷锟斤拷锟斤拷锟斤拷取m(m≤n)锟斤拷(g锟斤拷)元锟截诧拷锟斤拷一锟組锟斤拷锟斤拷锟斤拷锟斤拷n锟斤拷(g锟斤拷)锟斤拷同元锟斤拷锟斤拷取锟斤拷m锟斤拷(g锟斤拷)元锟截碉拷一锟斤拷(g锟斤拷)锟組锟斤拷;锟斤拷n锟斤拷(g锟斤拷)锟斤拷同元锟斤拷锟斤拷取锟斤拷m(m≤n)锟斤拷(g锟斤拷)元锟截碉拷锟斤拷锟叫組锟较的傦拷(g锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷n锟斤拷(g锟斤拷)锟斤拷同元锟斤拷锟斤拷取锟斤拷m锟斤拷(g锟斤拷)元锟截的組锟较旓拷(sh锟斤拷).锟矫凤拷號(h锟斤拷o)

锟斤拷锟斤拷c(n锟斤拷m)锟斤拷示.

锟斤拷锟斤拷c(n锟斤拷m)=p(n锟斤拷m)/m!=n!/((n-m)!*m!);c(n锟斤拷m)=c(n锟斤拷n-m);

锟斤拷锟斤拷3.锟斤拷锟斤拷锟斤拷锟斤拷锟絚锟組锟较癸拷式

锟斤拷锟斤拷锟斤拷n锟斤拷(g锟斤拷)元锟斤拷锟斤拷取锟斤拷r锟斤拷(g锟斤拷)元锟截碉拷循锟絟(hu锟斤拷n)锟斤拷锟叫旓拷(sh锟斤拷)=p(n锟斤拷r)/r=n!/r(n-r)!.

锟斤拷锟斤拷n锟斤拷(g锟斤拷)元锟截憋拷锟街筹拷k锟�(l锟斤拷i)锟斤拷每锟�(l锟斤拷i)锟侥傦拷(g锟斤拷)锟斤拷(sh锟斤拷)锟街別锟斤拷n1锟斤拷n2锟斤拷...nk锟紷n锟斤拷(g锟斤拷)元锟截碉拷全锟斤拷锟叫旓拷(sh锟斤拷)锟斤拷

锟斤拷锟斤拷n!/(n1!*n2!*...*nk!).

锟斤拷锟斤拷k锟�(l锟斤拷i)元锟斤拷锟斤拷每锟�(l锟斤拷i)锟侥傦拷(g锟斤拷)锟斤拷(sh锟斤拷)锟給(w锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷取锟斤拷m锟斤拷(g锟斤拷)元锟截的組锟较旓拷(sh锟斤拷)锟斤拷c(m+k-1锟斤拷m).

锟斤拷锟斤拷锟斤拷锟斤拷(Pnm(n锟斤拷锟铰橈拷(bi锟斤拷o)锟斤拷m锟斤拷锟较橈拷(bi锟斤拷o)))Pnm=n×(n-1)....(n-m+1);Pnm=n!/(n-m)!(注锟斤拷!锟斤拷锟紸锟剿凤拷號(h锟斤拷o));Pnn(锟缴傦拷(g锟斤拷)n锟街別锟斤拷锟较橈拷(bi锟斤拷o)锟斤拷锟铰橈拷(bi锟斤拷o))=n!;0!=1;Pn1(n锟斤拷锟铰橈拷(bi锟斤拷o)1锟斤拷锟较橈拷(bi锟斤拷o))=n

锟斤拷锟斤拷锟組锟斤拷(Cnm(n锟斤拷锟铰橈拷(bi锟斤拷o)锟斤拷m锟斤拷锟较橈拷(bi锟斤拷o)))

锟斤拷锟斤拷Cnm=Pnm/Pmm;Cnm=n!/m!(n-m)!;Cnn(锟缴傦拷(g锟斤拷)n锟街別锟斤拷锟较橈拷(bi锟斤拷o)锟斤拷锟铰橈拷(bi锟斤拷o))=1;Cn1(n锟斤拷锟铰橈拷(bi锟斤拷o)1锟斤拷锟较橈拷(bi锟斤拷o))=n;Cnm=Cnn-m

锟斤拷锟斤拷2008-07-0813锟斤拷30

锟斤拷锟斤拷锟斤拷式P锟斤拷指锟斤拷锟斤拷锟斤拷锟斤拷N锟斤拷(g锟斤拷)元锟斤拷取R锟斤拷(g锟斤拷)锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式C锟斤拷指锟組锟较ｏ拷锟斤拷N锟斤拷(g锟斤拷)元锟斤拷取R锟斤拷(g锟斤拷)锟斤拷锟斤拷锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷N-元锟截的匡拷锟斤拷(g锟斤拷)锟斤拷(sh锟斤拷)R锟斤拷锟絚锟絰锟斤拷锟皆�锟截傦拷(g锟斤拷)锟斤拷(sh锟斤拷)!-锟紸锟斤拷锟斤拷锟斤拷9!=9*8*7*6*5*4*3*2*1

锟斤拷锟斤拷锟斤拷N锟斤拷锟斤拷(sh锟斤拷)r锟斤拷(g锟斤拷)锟斤拷锟斤拷锟絖(d锟斤拷)式锟斤拷(y锟斤拷ng)該锟斤拷n*(n-1)*(n-2)..(n-r+1);

锟斤拷锟斤拷锟斤拷?y锟斤拷n)锟斤拷n锟斤拷(n-r+1)锟斤拷(g锟斤拷)锟斤拷(sh锟斤拷)锟斤拷n-(n-r+1)=r

锟斤拷锟斤拷锟絜锟斤拷锟斤拷

锟斤拷锟斤拷Q1锟斤拷锟叫忥拷1锟斤拷9锟斤拷計(j锟斤拷)9锟斤拷(g锟斤拷)號(h锟斤拷o)锟絘锟斤拷锟斤拷請(q锟斤拷ng)锟斤拷(w锟斤拷n)锟斤拷锟斤拷锟皆組锟缴讹拷锟劫傦拷(g锟斤拷)锟斤拷位锟斤拷(sh锟斤拷)?

锟斤拷锟斤拷A1锟斤拷123锟斤拷213锟角兩傦拷(g锟斤拷)锟斤拷同锟斤拷锟斤拷锟叫旓拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷(du锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟揭�锟斤拷锟�锟斤拷锟饺岋拷锟斤拷“锟斤拷锟斤拷P”計(j锟斤拷)锟姐范锟斤拷锟斤拷

锟斤拷锟斤拷锟较嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟轿猴拷一锟斤拷(g锟斤拷)號(h锟斤拷o)锟絘只锟斤拷锟斤拷一锟斤拷锟斤拷锟紷然锟斤拷锟斤拷(hu锟斤拷)锟斤拷锟紽(xi锟斤拷n)988锟斤拷997之锟�(l锟斤拷i)锟侥組锟斤拷锟斤拷锟揭傦拷锟斤拷锟斤拷锟紷么锟斤拷锟斤拷锟斤拷位锟斤拷(sh锟斤拷)锟斤拷9锟絅锟斤拷锟斤拷锟斤拷十位锟斤拷(sh锟斤拷)锟絫锟斤拷(y锟斤拷ng)該锟斤拷9-1锟絅锟斤拷锟斤拷锟斤拷锟斤拷(g锟斤拷)位锟斤拷(sh锟斤拷)锟絫锟斤拷(y锟斤拷ng)該只锟斤拷9-1-1锟絅锟斤拷锟杰ｏ拷锟斤拷K锟斤拷锟斤拷9*8*7锟斤拷(g锟斤拷)锟斤拷位锟斤拷(sh锟斤拷)锟斤拷計(j锟斤拷)锟姐公式=P(3锟斤拷9)=9*8*7锟斤拷(锟斤拷9锟斤拷锟斤拷(sh锟斤拷)3锟斤拷(g锟斤拷)锟侥乘積)

锟斤拷锟斤拷Q2锟斤拷锟叫忥拷1锟斤拷9锟斤拷計(j锟斤拷)9锟斤拷(g锟斤拷)號(h锟斤拷o)锟絘锟斤拷锟斤拷請(q锟斤拷ng)锟斤拷(w锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟�(g锟斤拷)一锟組锟斤拷锟斤拷锟斤拷“锟斤拷锟斤拷(gu锟斤拷)聯(li锟斤拷n)锟斤拷”锟斤拷锟斤拷锟皆組锟较成讹拷锟劫傦拷(g锟斤拷)“锟斤拷锟斤拷(gu锟斤拷)聯(li锟斤拷n)锟斤拷”?

锟斤拷锟斤拷A2锟斤拷213锟組锟较猴拷312锟組锟斤拷锟斤拷锟斤拷锟斤拷同一锟斤拷(g锟斤拷)锟組锟斤拷锟斤拷只要锟斤拷锟斤拷锟斤拷(g锟斤拷)號(h锟斤拷o)锟絘锟斤拷锟斤拷一锟金即匡拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷“锟組锟斤拷C”計(j锟斤拷)锟姐范锟斤拷锟斤拷

锟斤拷锟斤拷锟较嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟斤拷锟斤拷锟叫的帮拷锟斤拷锟斤拷锟叫旓拷(sh锟斤拷)锟侥傦拷(g锟斤拷)锟斤拷(sh锟斤拷)去锟斤拷锟斤拷锟斤拷锟斤拷貜锟�(f锟斤拷)锟侥傦拷(g锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷K锟組锟较旓拷(sh锟斤拷)C(3锟斤拷9)=9*8*7/3*2*1

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟組锟较的革拷锟斤拷凸锟绞斤拷锟斤拷锟斤拷锟斤拷}锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷1锟絆(sh锟斤拷)锟斤拷3锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷4锟斤拷(g锟斤拷)锟絥锟斤拷小锟組.(1)每锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷只锟斤拷锟斤拷一锟斤拷(g锟斤拷)锟絥锟斤拷小锟組;(2)每锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷只锟斤拷锟斤拷一锟斤拷(g锟斤拷)锟絥锟斤拷小锟組锟斤拷锟斤拷锟斤拷每锟斤拷(g锟斤拷)小锟組锟斤拷锟斤拷锟斤拷一锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷锟斤拷.锟斤拷锟叫讹拷锟劫種锟斤拷同锟斤拷锟斤拷?

锟斤拷锟斤拷锟斤拷(1)锟斤拷锟斤拷每锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷锟斤拷锟皆咃拷锟斤拷4锟斤拷(g锟斤拷)锟絥锟斤拷小锟組锟叫碉拷锟轿猴拷一锟斤拷(g锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷每锟斤拷(g锟斤拷)锟絥锟斤拷小锟組锟斤拷锟剿旓拷(sh锟斤拷)锟斤拷锟斤拷斯锟斤拷蟹N锟斤拷同锟斤拷锟斤拷.

锟斤拷锟斤拷(2)锟斤拷锟斤拷每锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷只锟斤拷锟斤拷一锟斤拷(g锟斤拷)锟絥锟斤拷小锟組锟斤拷锟斤拷锟斤拷每锟斤拷(g锟斤拷)小锟組锟斤拷锟斤拷锟斤拷一锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷斯锟斤拷蟹N锟斤拷同锟斤拷锟斤拷.

锟斤拷锟斤拷锟絚(di锟斤拷n)锟絬(p锟斤拷ng)锟斤拷锟斤拷要讓3锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷锟斤拷(g锟斤拷)锟絰锟斤拷锟絥锟斤拷小锟組锟斤拷锟绞兩嗭拷(w锟斤拷n)锟斤拷锟矫乘凤拷原锟斤拷锟組(j锟斤拷n)锟斤拷計(j锟斤拷)锟斤拷.

锟斤拷锟斤拷锟斤拷2锟脚筹拷一锟斤拷锟斤拷锟斤拷锟叫诧拷锟脚碉拷一锟斤拷锟斤拷锟脚第讹拷锟斤拷锟斤拷锟脚碉拷锟斤拷锟斤拷锟斤拷锟脚碉拷锟侥的诧拷同锟脚凤拷锟斤拷锟叫讹拷锟劫種?

锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷欧锟斤拷煞譃锟斤拷一锟斤拷(g锟斤拷)锟斤拷锟斤拷锟斤拷锟叫碉拷某一锟斤拷(g锟斤拷)锟斤拷锟斤拷3锟�(l锟斤拷i)锟斤拷每一锟�(l锟斤拷i)锟叫诧拷同锟脚凤拷锟缴诧拷锟矫�锟�(hu锟斤拷)“锟斤拷(sh锟斤拷)锟紻”锟侥凤拷式锟斤拷一锟脚筹拷锟斤拷

锟斤拷锟斤拷∴锟斤拷锟斤拷锟絵锟斤拷牟锟酵�锟脚凤拷锟斤拷锟斤拷9锟絅.

锟斤拷锟斤拷锟絚(di锟斤拷n)锟絬(p锟斤拷ng)锟斤拷锟秸凤拷“锟�(l锟斤拷i)”锟斤拷思路锟斤拷锟斤拷锟絵锟斤拷(y锟斤拷ng)锟斤拷锟剿加凤拷原锟斤拷.锟斤拷锟斤拷詹锟酵�锟脚凤拷锟斤拷規(gu锟斤拷)锟斤拷锟斤拷“锟斤拷(sh锟斤拷)锟紻”锟斤拷一锟絅锟斤拷锟斤拷直锟絕锟斤拷锟斤拷锟斤拷锟叫э拷锟斤拷锟斤拷锟揭诧拷墙锟絈計(j锟斤拷)锟斤拷(sh锟斤拷)锟斤拷(w锟斤拷n)锟絵锟斤拷一锟絅锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)模锟斤拷.

锟斤拷锟斤拷锟斤拷3锟叫旓拷锟斤拷锟叫嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟叫嗭拷(w锟斤拷n)锟絵還锟角組锟较嗭拷(w锟斤拷n)锟絵?锟斤拷計(j锟斤拷)锟斤拷锟斤拷Y(ji锟斤拷)锟斤拷.

锟斤拷锟斤拷(1)锟斤拷锟斤拷锟疥級(j锟斤拷)锟絎(xu锟斤拷)锟斤拷锟斤拷(hu锟斤拷)锟斤拷11锟剿ｏ拷锟斤拷每?j锟斤拷)锟斤拷嘶锟酵ㄒ伙拷锟斤拷锟�锟斤拷锟斤拷通锟剿讹拷锟劫凤拷锟�?锟斤拷每?j锟斤拷)锟斤拷嘶锟斤拷锟斤拷锟揭伙拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟剿讹拷锟劫达拷锟�?

锟斤拷锟斤拷(2)锟竭讹拷锟疥級(j锟斤拷)锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)锟絥锟斤拷小锟組锟斤拷10锟剿ｏ拷锟斤拷?g锟斤拷u)锟斤拷锟斤拷x一锟斤拷锟斤拷锟組锟絃(zh锟斤拷ng)锟斤拷一锟斤拷锟斤拷锟組锟絃(zh锟斤拷ng)锟斤拷锟斤拷锟叫讹拷锟劫種锟斤拷同锟斤拷锟絰锟斤拷?锟节忥拷锟斤拷锟絰2锟斤拷锟斤拷锟斤拷省锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)锟斤拷(j锟斤拷ng)賽锟斤拷锟叫讹拷锟劫種锟斤拷同锟斤拷锟絰锟斤拷?

锟斤拷锟斤拷(3)锟斤拷2锟斤拷3锟斤拷5锟斤拷7锟斤拷11锟斤拷13锟斤拷17锟斤拷19锟剿傦拷(g锟斤拷)锟絴(zh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷?g锟斤拷u)锟斤拷锟斤拷锟饺★拷蓚锟�(g锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟教匡拷锟斤拷锟叫讹拷锟劫種锟斤拷同锟斤拷锟斤拷?锟节忥拷锟斤拷锟斤拷取锟缴傦拷(g锟斤拷)锟斤拷锟斤拷锟侥積锟斤拷锟斤拷锟皆得碉拷锟斤拷锟劫傦拷(g锟斤拷)锟斤拷同锟侥積?

锟斤拷锟斤拷(4)锟斤拷8锟借花锟斤拷锟斤拷?g锟斤拷u)锟斤拷锟斤拷x锟斤拷2锟斤拷謩e锟給锟斤拷锟揭冿拷锟斤拷每锟斤拷一锟借，锟叫讹拷锟劫種锟斤拷同锟斤拷锟絰锟斤拷?锟节忥拷锟斤拷锟絰锟斤拷2锟斤拷锟斤拷诮锟斤拷锟斤拷卸锟斤拷俜N锟斤拷同锟斤拷锟絰锟斤拷?

锟斤拷锟斤拷锟斤拷锟斤拷(1)锟斤拷锟斤拷锟斤拷每锟剿伙拷通一锟斤拷锟斤拷锟斤拷锟阶給锟揭碉拷锟斤拷锟絚锟揭給锟阶碉拷锟斤拷锟角诧拷同锟侥兩凤拷锟脚ｏ拷锟斤拷锟斤拷锟絚锟斤拷锟斤拷锟斤拷P(gu锟斤拷n)锟斤拷锟斤拷锟斤拷;锟斤拷锟斤拷锟斤拷每?j锟斤拷)锟斤拷嘶锟斤拷锟揭伙拷锟斤拷锟�锟斤拷锟斤拷锟絚锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絚锟斤拷锟斤拷锟斤拷锟斤拷同一锟斤拷锟斤拷锟斤拷锟斤拷锟絚锟斤拷锟給(w锟斤拷)锟絇(gu锟斤拷n)锟斤拷锟斤拷锟斤拷锟角組锟较嗭拷(w锟斤拷n)锟絵.锟斤拷锟斤拷锟�(l锟斤拷i)锟狡凤拷锟斤拷.

锟斤拷锟斤拷(1)锟斤拷锟斤拷锟斤拷锟叫嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟斤拷锟剿凤拷锟斤拷;锟斤拷锟角組锟较嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(锟斤拷).

锟斤拷锟斤拷(2)锟斤拷锟斤拷锟斤拷锟叫嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟斤拷(锟絅)锟斤拷同锟斤拷锟絰锟斤拷;锟斤拷锟角組锟较嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟叫種锟斤拷同锟斤拷锟絰锟斤拷.

锟斤拷锟斤拷(3)锟斤拷锟斤拷锟斤拷锟叫嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟叫種锟斤拷同锟斤拷锟斤拷;锟斤拷锟角組锟较嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟叫種锟斤拷同锟侥積.

锟斤拷锟斤拷(4)锟斤拷锟斤拷锟斤拷锟叫嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟叫種锟斤拷同锟斤拷锟絰锟斤拷;锟斤拷锟角組锟较嗭拷(w锟斤拷n)锟絵锟斤拷锟斤拷锟叫種锟斤拷同锟斤拷锟絰锟斤拷.

锟斤拷锟斤拷锟斤拷4锟紺锟斤拷.

锟斤拷锟斤拷锟紺锟斤拷锟斤拷式锟斤拷式.

锟斤拷锟斤拷∴锟斤拷式锟斤拷锟斤拷.

锟斤拷锟斤拷锟絚(di锟斤拷n)锟絬(p锟斤拷ng)锟紷锟斤拷一锟斤拷(g锟斤拷)锟斤拷锟叫旓拷(sh锟斤拷)锟斤拷式锟斤拷锟紺锟斤拷锟斤拷(w锟斤拷n)锟絵锟斤拷锟絰锟斤拷锟紸锟斤拷之锟教碉拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟紸锟剿碉拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷使變锟斤拷锟絕(gu锟斤拷)锟教碉拷锟皆猴拷(ji锟斤拷n)锟斤拷.

锟斤拷锟斤拷锟斤拷5锟斤拷锟斤拷(ji锟斤拷n).

锟斤拷锟斤拷锟解法一原式

锟斤拷锟斤拷锟解法锟斤拷原式

锟斤拷锟斤拷锟絚(di锟斤拷n)锟絬(p锟斤拷ng)锟解法一锟絰锟斤拷锟剿組锟较旓拷(sh锟斤拷)锟斤拷式锟斤拷锟紸锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟紸锟剿碉拷锟斤拷锟絴(zh锟斤拷);锟解法锟斤拷锟絰锟斤拷锟剿組锟较旓拷(sh锟斤拷)锟侥兩傦拷(g锟斤拷)锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷使變锟斤拷锟絕(gu锟斤拷)锟教碉拷锟皆猴拷(ji锟斤拷n)锟斤拷.

锟斤拷锟斤拷锟斤拷6锟解方锟教ｏ拷(1);(2).

锟斤拷锟斤拷锟斤拷(1)原锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟�.

锟斤拷锟斤拷(2)原锟斤拷锟教匡拷變?y锟斤拷u)?br />
锟斤拷锟斤拷锟竭ｏ拷锟斤拷

锟斤拷锟斤拷∴原锟斤拷锟教可伙拷锟斤拷.

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫組锟斤拷锟斤拷锟斤拷锟�(xi锟斤拷ng)式锟斤拷锟斤拷

锟斤拷锟斤拷一锟斤拷锟斤拷锟絍要锟斤拷

锟斤拷锟斤拷1.锟斤拷锟秸加凤拷原锟斤拷锟斤拷锟剿凤拷原锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟紷锟缴傦拷(g锟斤拷)原锟斤拷锟斤拷锟斤拷锟斤拷Q一些锟斤拷(ji锟斤拷n)锟轿的嗭拷(w锟斤拷n)锟絵.

锟斤拷锟斤拷2.锟斤拷锟斤拷锟斤拷锟叫★拷锟組锟较碉拷锟斤拷锟絰锟斤拷锟斤拷锟斤拷锟斤拷锟叫旓拷(sh锟斤拷)锟斤拷锟組锟较旓拷(sh锟斤拷)锟斤拷計(j锟斤拷)锟姐公式锟酵組锟较旓拷(sh锟斤拷)锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷Q一些锟斤拷(ji锟斤拷n)锟轿的嗭拷(w锟斤拷n)锟絵.

锟斤拷锟斤拷3.锟斤拷锟秸讹拷锟�(xi锟斤拷ng)式锟斤拷锟斤拷锟酵讹拷锟�(xi锟斤拷ng)式系锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷計(j锟斤拷)锟斤拷锟秸擄拷C一些锟斤拷(ji锟斤拷n)锟轿嗭拷(w锟斤拷n)锟絵.

锟斤拷锟斤拷锟斤拷锟斤拷知锟絉(sh锟斤拷)锟結(ji锟斤拷)锟斤拷(g锟斤拷u)

锟斤拷锟斤拷锟斤拷锟斤拷知锟絉(sh锟斤拷)锟絚(di锟斤拷n)锟斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)锟斤拷示

锟斤拷锟斤拷(一)锟接凤拷原锟斤拷锟剿凤拷原锟斤拷

锟斤拷锟斤拷锟絝(shu锟斤拷)锟斤拷锟接凤拷原锟斤拷锟斤拷锟剿凤拷原锟斤拷锟角學(xu锟斤拷)锟斤拷(x锟斤拷)锟斤拷锟叫組锟较的伙拷锟紸(ch锟斤拷)锟斤拷锟斤拷锟秸此冿拷原锟斤拷锟教庯拷锟斤拷锟斤拷锟�锟斤拷锟組锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷(w锟斤拷n)锟絵锟结供锟斤拷锟斤拷論锟斤拷锟斤拷(j锟斤拷).