- P(gun)]
(sh)W(xu)֪Rc(din)һԪη̵|(zh)
ճČW(xu)(x)Ŵһ|^֪Rc(din)ɣ֪Rc(din)ij}/֪RČW(xu)(x)Ҫc(din)Щ֪Rc(din)܉҂أСij(sh)W(xu)֪Rc(din)һԪη̵|(zh)Hϣ܉
(1)䷽IJE
Ȱѳ(sh)Ƶ̵߅ٰѶ헵ϵ(sh)1ͬr1헵ϵ(sh)һƽȫƽʽ
(2)ֽʽIJE
ѷ߅0ȻǷȡʽʽ(@ָǷֽʽеĹʽ)ʮͿԻ˷eʽ
(3)ʽ
ͰһԪη̵ĸϵ(sh)քe@헵ϵ(sh)aһ헵ϵ(sh)b(sh)헵ϵ(sh)c
(4)һԪη̵Ķκ(sh)P(gun)ϵ
ѽ(jng)W(xu)^κ(sh)(タ)Ҳк˽⣬ⷨڈDбʾȵȣ䌍(sh)һԪηҲöκ(sh)ʾ䌍(sh)һԪηҲǶκ(sh)һrǮ(dng)Y0ĕr͘(gu)һԪη
ƽֱ(bio)ϵбʾһԪη̾Ƕκ(sh)DcXSĽc(din)Ҳԓ̵Ľ
һԪη̵đ(yng)}
һLʆ}
1 ̏B·ݵN~200fԪʮ·ݵN~½20%̏Bʮһ·ӏ(qing)ƽ(jng)IʹN~(wn)ʮ·ݵN~_(d)193.6fԪ@ɂµƽL
O(sh)@ɂµƽLxt(j)}200(120%)(1+x)2193.6
(1+x)21.21@̣x10.1x22.1ȥ
@ɂµƽL10%
f @һLʆ}Lʆ}ŪLĴΔ(sh)͆}ÿһ(sh)(j)xùʽm(1+x)2nmnؓ(f)Lʆ}(jng)^ɴ½tйʽm(1x)2nmn
Ʒr
2 ȺƷÿ21ԪărُM(jn)һƷԓƷжrÿƷۃraԪtu35010arÿƷó^20%̵ӋҪӯ400ԪҪM(jn)؛ټÿƷ(yng)r
(j)}⣬(a21)(35010a)400a256a+7750
@a125a231
21(1+20%)25.2a2=31}ȥ
35010a3501025100
ҪM(jn)؛100ÿƷ(yng)r25Ԫ
f ƷĶr}ƷеҪ}ҲǸNԇğc(din)
}
3 t÷ͬW(xu)1000ԪqXһΰһ궨ں롰كyСںϢȡе500Ԫoϣ̡ʣȫһ궨ڴ룬@r{(dio)һδrʵ90%@ӵںɵñϢ530ԪһδrO(sh)ӋϢ
O(sh)һδrʞx
t(j)}[1000(1+x)500](1+0.9x)53090x2+145x30
@x10.02042.04%x2֣1.63ڴʲܞؓ(f)(sh)Ԍx2֣1.63ȥ
һδʼs2.04%
f @ǰģ(yng)עⲻӋϢ
ġȤζ}
4 һhһM(jn)MôҲòM(jn)ȥLȳT4߅һhЦ]T߆QþͿM(jn)ȥY(ji)QȳT2ף˛]kֻՈ˽TČбһԇلM(jn)֪жL
O(sh)Ȟxmô(x+0.1)mϿڌ(x+0.1+1.4)m
t(j)}⣬ (x+0.1+x+14+0.1)x1.8x2+0.8x1.80
@x11.8ȥx21
x+14+0.11+1.4+0.12.5
Ͽڌ2.5m1m
f Ȿ}_ʼro¹PֻҪм(x)xͿζҵP(gun)ϵг
Ԋ}
5 xԊ~}ͨ^зʽȥrg
|ȥԱMǧL(fng)(sh)
֮궽|Ӣλ(sh)
ʮλǡСλλƽc۷
λW(xu)ÿA
O(sh)rgĂλ(sh)֞xtʮλ(sh)֞x3
t(j)}x210(x3)+xx2-11x+300@̣x5x6
(dng)x5r褵g25qǶ֮}ȥ
(dng)x6rg36qȫ}
ȥg36q
f }mȻһԊ}漰(sh)ֺg}ͨ^ͬW(xu)(yng)J(rn)ζ
ِ
6 ِУÿxֶcxǡñِһÿAӛ2ݔӛ0֡ƽɂxָӛ1I(lng)˾ĂͬW(xu)y(tng)Ӌȫxֵĵ÷ֿ(sh)քe1979198019841985(jng)ˌ(sh)һλͬW(xu)y(tng)Ӌo`ԇӋ@αِжقxօ
O(sh)nxօӱِÿxֶҪc(n1)xֱِһӋn(n1)ɂxֵČ֏ÿxֵĽǶȸԽy(tng)Ӌһˌ(sh)Hِ?jn)?sh)(yng) n(n1)֡ÿֹӋ2ȫxֵ÷ֿn(n1)֡@Ȼ(n1)cnȻ(sh)CȻ(sh)˷eĩλ(sh)ֻ026ʿֲ197919841985˿ֻ1980n(n1)1980n2n19800n145n244ȥ
ӱِxֹ45
f ڱ}еِwِٛRƬȆ}ԷЩ
龰Ԓ
7 MF(tun)ȥˮL(fng)^(q)ΣƳˌԒM(fi)(bio)(zhn)
ijλMTȥˮL(fng)^(q)֧oM(fi)27000ԪՈԓλ@ιжنTȥˮL(fng)^(q)
O(sh)ԓλ@ιxTȥˮL(fng)^(q)1000252500027000ԆT˔(sh)һ^25
t(j)}⣬[100020(x25)]x27000
x275x+13500@x145x230
(dng)x45r100020(x25)600700ȥx1
(dng)x230r100020(x25)900700}
ԓλ@ι30TȥˮL(fng)^(q)
f Ȿ}Ҫrע⌦ԒеĔ(sh)P(gun)ϵõĽ߀ҪעӑՓҳ}ĽY(ji)Փ
(sh)W(xu)֪Rc(din)һԪη̵|(zh)P(gun)£
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