Mate
Páginas: 2 (365 palabras)
Publicado: 14 de abril de 2011
SOLUCIÓN DE PROBLEMAS : unidad 1
1.
ur=k k=44 r= 44/55 = 4/5 = 0.8
2.
Tp=kq2 (6.25)(40)=k 25 K=10 Por tanto: tp/k=q2q2=(80)(50)/20 q=20
3.
t(b-4) = k (5)(6)=k K=30 22b-88=30 22b=118 b= 118/22 = 59/11
4.
F1/2x=hk F1/2c=hk 51/250=15k 51/250/15.3= kF1/2c=hk 51/250=15k 51/250/15= k 31/2.70=h7.45 h=16.3
5.
a) 368 b) 1.1997 c) 24
6.
a) 15% b) 0 c) 5000%
7.
6133.33tienda A 6061.25 tienda B
8.
10600 x 0.22 = 2332 10600 x 0.35 = 3710 10600 x 0.43 = 4558
9.
22500 – 5% X _ 100% Auto = 450,0010.
Sin I.V.A. = 816.27 I.V.A. = 155.48
11.
360,000 (1-0.15)(1-0.08)(1-0.05)=267,444 PN= PC (1-d1)(1-d2)(1-d3)
12.
a) 40,25, 10 b) X, x+a, x+2a,x+3ª, x+4a, x+5a,x+6ª…
13.
2.5
14.
a1=5, a2=4 , a3=20, a4=80, a5=1600 an+2=anan+1 a3=a1a2 a3=20 an+3=a4=a
15.
130=n/2(140) n=13 130=10+(n-1)5 120/5=(n-1) 24=n-1 n=25 Sn=25/2(10+130) Sn=1750
16.
80, 100, 120, … n=52 Sn= 52/2(80+an) an=a1+(n-1)20 an=80+(s1)20 an=1100 Sn=30,680
17.
a20=-1/3+(19)(2/3) a20=12.3333
18. a66=0.20(19)(2/3) a20=12.3333
19.an=a1rn-1 a100=-1/32 r99 a100=1.9807 x 1028 r= (1/16)/(1/32)=-2 r=2
20.
a10= 1526 r=2 a1 =? 1526/2a = a1= 2.9804
21.a1=230,000 a5=295,000 a=65,000 y=5.1039% anual promedio r=? an= a1rn-1 me pide r an/a1=rn-1 log(an/a1)=(n-1)log r log an-loga1/n-1=log r
1.
ur=k k=44 r= 44/55 = 4/5 = 0.8
2.
Tp=kq2 (6.25)(40)=k 25 K=10 Por tanto: tp/k=q2q2=(80)(50)/20 q=20
3.
t(b-4) = k (5)(6)=k K=30 22b-88=30 22b=118 b= 118/22 = 59/11
4.
F1/2x=hk F1/2c=hk 51/250=15k 51/250/15.3= kF1/2c=hk 51/250=15k 51/250/15= k 31/2.70=h7.45 h=16.3
5.
a) 368 b) 1.1997 c) 24
6.
a) 15% b) 0 c) 5000%
7.
6133.33tienda A 6061.25 tienda B
8.
10600 x 0.22 = 2332 10600 x 0.35 = 3710 10600 x 0.43 = 4558
9.
22500 – 5% X _ 100% Auto = 450,0010.
Sin I.V.A. = 816.27 I.V.A. = 155.48
11.
360,000 (1-0.15)(1-0.08)(1-0.05)=267,444 PN= PC (1-d1)(1-d2)(1-d3)
12.
a) 40,25, 10 b) X, x+a, x+2a,x+3ª, x+4a, x+5a,x+6ª…
13.
2.5
14.
a1=5, a2=4 , a3=20, a4=80, a5=1600 an+2=anan+1 a3=a1a2 a3=20 an+3=a4=a
15.
130=n/2(140) n=13 130=10+(n-1)5 120/5=(n-1) 24=n-1 n=25 Sn=25/2(10+130) Sn=1750
16.
80, 100, 120, … n=52 Sn= 52/2(80+an) an=a1+(n-1)20 an=80+(s1)20 an=1100 Sn=30,680
17.
a20=-1/3+(19)(2/3) a20=12.3333
18. a66=0.20(19)(2/3) a20=12.3333
19.an=a1rn-1 a100=-1/32 r99 a100=1.9807 x 1028 r= (1/16)/(1/32)=-2 r=2
20.
a10= 1526 r=2 a1 =? 1526/2a = a1= 2.9804
21.a1=230,000 a5=295,000 a=65,000 y=5.1039% anual promedio r=? an= a1rn-1 me pide r an/a1=rn-1 log(an/a1)=(n-1)log r log an-loga1/n-1=log r
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