Tarea 3 Maira Llacho
July 23, 2022 | Author: Anonymous | Category: N/A
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^GLZNQPLKFK GF@LIGFH KN PFG FB^P[LG KN FQNV^LUF JF@^H[FK KN LGBNGLNQÃF @LZLH NP@^NHF UQIJNPLIGFH KN LGBNGLNQLF @LZLH
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@ursi? @æh`uhi LL
Fpnhhlkis y Gicarns? Hhf`mi Fqulcf, Cflrf Clrnhhf
@^L?
Ki`ngtn? @ftnkrætl`i Kr. BLHANQ[I UF^H @MNGNF^] BICN_
FQNV^LUF 1516 LAQI OFCNP P[NRFQ [ 60.0. 60.0.: :
Kntnrclgn hf higbltuk kn hf `urvf
i
0 1
1
r ( t )3t l + < to + ; + ¹ d 4 6 ≫ t ≫ ; ¹ a
∤ ∟ ( 1 t ) +( < ) +¹ ¹ ¹ ¹ 1
1
f ;
;
∤ ∟ ; +¹ +=6 +0: t ktkt ↑∤ ∟ ( 1 t + < ) ¹ 1
1
6
6 ;
↑
∤ ( 1 t +< ) kt 6
;
;
∤ 1 tkt +∤ < kt
6
6
T t S +T < t S 1 ;
6> + 12 3;1
⃒
⃒
[ 3 [ 3
∑slg tl + `is to ∑ tfg d sn`t
∑slg tl `is to tfg d + ∑ sn`t
sn`t
sn`t
1
⃒
[ 3∑slg t `is `is tl + ` is o ∑ slg td
⃒
[ 3
∑slg ( 1 t ) l +6 o ∑5 d
[ 3
∑slg ( 1 ) l + o
⃒
1
1
Gircfh?
k [ / kt 3∑ `is ( 1 t ) l + 1`is t ( ( sng ( t ) ) O ∑`is1 |k [ / kt | ¹ ∑`is ( 1 t ) l∑slg ( 1 t ) O ∑`is (6 ) d ⃒
1 1 1 |k[ / kt |3 ∟ `is `is (1 t ) + slg (1 t ) + `is ( t ) |kt / kt |3 ∟ 6 + `is ( t )1 `is ( 6 ) d k [ / kt ∑ `is ( 1 t ) l slg ( 1 t ) l G 3 3 ∑ |k [ / kt | ∟ l+ `is ( t )1 ∟ 6 + `is ( t )1 ∟ 6 + `is ( t )1
⃒
⃒
⃒
⃒
⃒
60.0.1> i
Kntnrclgn hf `urvfturf kn r ( t ) 3( t , t 1 , t 0 ) ng nh pugti( 6,6,6 ) r ( t ) 3⟭ 6,1 t , 0 t ⟬ r
( t ) 3⟭ 5,1,: t ⟬ |r6 ( t )|3∟ 6 + ; + ¹ 1+ < t ; ¹ 6
1
l 6
r ( t ) . r
66
( t )3 6
|
5
66
o d 1 1 1 t 0 t 3: t l ∑: to + 1 d 1 : t
|
|r ( t ) . r ( t )|3∟ 0: 0: t + 0: t + ;3 1 ∟ < t + < t + ¹ ¹ 6
66
¹ 1 ∟ < ( 6 ) + < ( 6 )+ 6 ;
;
1
;
1
;
¹ ❖ ∟
6< 6<
2 ∟ 6; 6;
60.0.;= Kntnrclgn his vn`tirns [,G \ A ng nh pugti kfki
i
⃒
r ( t )3⟭ `is t , slg t , g `is t ⟬ 4 ( 6,5,5 ) Z kt [ 3 4 Z 3 3 ⃒
⃒
|Z |
kt
⟭
Z 3 ∑slg tl 4 `is to4 to 4
⃒
∟
1
1
|Z |3 (∑slg t ) + ( `is t ) ∑
⃒
⟬
6 ( ∑slg t ) `is t
( ) slg t `is t
1
|Z |3∟ 6+ tb1
⃒
|Z |3sn`t 60.;.6< f jug`lðg pisl`l pisl`lðg ðg kn ugf pfrtã pfrtã`uhf `uhf ns hf kfkf pirr ( t )3⟭ t 1 , > t , t 1∑6: t ⟬ ¹Ng quì cicng ti hf rfpl rfplknz knz ns cæxlcf9
i
Z 3 kr 3 ⟭ 1 t , >,1 t ∑ 6: ⟬ kt 1 t ∑6:3 5 1 t 36: t 3=
⃒
60.;.>1 i
Kncunstrf r ( t )+ w r ( t ) 35 r ( t )3 f 0=. f. Brfl Brflqun qun hf `urvf nnspf`lf spf`lfhh ttrfzfkf rfzfkf pir nh vn`tir kn pisl pisl`lðg `lðg rr.. a. Iatn Iatngbf gbf hhis is `icpig `icpigngtn ngtnss knh vn`t vn`tir ir vn vnhi` hi`lkf lkfk k
kr . kt
kr ng nh pugti t 5 kfki y kntnrc lgn hf n`uf`lðg pfrf hf rn`tf tfgbngtn f kt hf `urvf ng r ( t 5).
` . @ f h` u h n
k. Brfl Brflqun qun hf rrn`tf n`tf ttfgbngtn fgbngtn oougti ugti `ig hhff `urvf ng nh llgtnrvfh gtnrvfhii kfki. 1
r ( t )3( sngt ∑t`ist ) l + ( `ist + tsngt ) o + t d , 5 ≫ t ≫ : υ , t 53
0 υ 1
Pihu`lðg? f) Ufrf mf`nr hf bræl`f utlhlzfrncis BniBna rf
kr
a) Iatngbf his `icpigngtns knh vn`tir vnhi`lkfk kr 3¹ 3¹ kt
kt .
kr 3(∑tsngt ) l+ ( t`ist ) o + 1 td kt kr ng nh pugti t 5 kfki y kntnrc lgn hf n`uf`lðg pfrf hf rn`tf tfgbngtn f hf kt `urvf ng r ( t 5).
`) @fh`uhn
kr 3(∑tsngt ) l+ ( t`ist ) o + 1 td kt kr 3v ( t )3 (∑ tsngt ) l + ( t`ist ) o + 1 td kt sng g t 5 ) l + ( t 5 `is t 5 ) o + 1 t 5 d v ( t 5 )3( ∑t 5 sn v
v
v
( ) ( ( )3 ( )3( 0 υ 1
3
) (
0 υ ∑0 υ ( sng ) l+ 1
1
)
0 υ 0 υ 0 υ ( `is ) o + 1 ( ) d 1 1 1
0 υ l + 5 o + 0 υd 1
0 υ 1
0 υ 1
0 υ , 5,0 υ ) 1
60.>.0 @fh`uhn hf lgtnbrfh kn h slbulngtn nonr`l`li. ¹0
∤ T t n l +n o +¹ t d S kt t
t
6
Pihu`lðg?
T∤ S T∤ S T∤ S ¹0
L 3
¹0
t
t n kt l +
6
¹0
t
¹ t kt d
n kt o o +
6
6
S T S T T S ¹ S 3( ∍ ∑ ) + ( ∑ ) +( ∑ ) ¹ T
L 3 T t n ∑n
L
t
0 0
t
S ¹60
n l
l+ T n
S ¹60 o +
t
0 n o
6 0
6
0 d t 6
6 d
60.>.1: Nstfahnz`f hfs slbulngtns priplnkfkns k n hfs jug`ligns vn`tirlfhns lgtnbrfahns. Pihu`lðg?
f.
f rnbhf rnbhf kn cÿhtlph cÿhtlphis is ns` ns`fhf fhfrns rns `igstfgt `igstfgtns ns a
a
f
f
`ufhquln qulnrr ns`fhfr ns`fhfr D ) ∤ Dr ( t ) kt 3 D ∤ r ( t ) kt (`ufh
f rnbhf pfrf gnbftlvis a
a
f
f
3∑∤ r ( t ) kt ∤ ( ∑r (t ) ) kt 3∑
Pn iatlngn `igslknrfgki d3-6 a.
fs r nb nb hhfs fs kn su suc c f y rns rnstf tf a
a
a
∤ ( r ( t ) ¶ r ( t ) ) kt 3∤ r ( t ) kt ¶ ∤ r ( t ) kt 6
1
6
f
`.
f
1
f
f rnbhf rnbhf kn cÿhtlph cÿhtlphis is vn`t vn`tirl irlfhn fhnss `igstfgt `igstfgtns ns a
a
f
f
`ufhquln qulnrr vftir vftir `igstfgtn@ `igstfgtn@ ) ∤ @ .r. r ( t ) kt 3@ .∤ r ( t ) kt , (`ufh a
a
r (t ) kt , ( `ufhqulnr vftir vftir `igstfgtn @ )
@ x r ( t ) kt 3@ x
∤ f
60.:.2
∤ f
Ng`ung trn nh kiclgli kn hf jug`lðg vn`tirlfh ∑t
r ( t )3n l + `ist o + sng 1 t d
Pihu`lðg? Ng hf `icpigngtn l ∑ t
n
∑t 7 5 t 8 5
Ng hf `icpigngtn o `ist t ∍ ⟭∑ ∗ , ∗ ⟬ 3 Q
Ng hf `icpigngtn d sng 1 t t ∍ ⟭∑ ∗ , ∗ ⟬ 3 Q Kic r ( t ) 3 Q ∑ {5 } QNUFPI : Ng`ungtrn hf jug`lig vn`tirlfh r(t) qun kns`rlan hf `urvf @ kn lgtnrsn``lig ngtrn hfs supnr`lns kfkfs. Klauon hf `urvf @. Ng`ungtrn nh pfrfcntri lgkl`fki
x + y + z 36 , y 3 x , x 3t Kntnrclgn sl hf jug`lig vn`tirlfh lgkl`fkf ns `igtlguf ng t 36
r ( t )3sngυtl + tfg υto + `is υt d Pihu`lig? Ufrf priafr sl ns `igguf knancis kn nvfhufr r(6) ng tikfs hfs `icpigngtns y vnr sl sig `iggufs
r ( 5 ) 3 sng ( υ 5 ) r ( 5 )3 5
r ( 5 ) 3 tfg ( υ 5 ) r ( 5 )3 5 r ( 5 ) 3 `is( υ 5 ) r ( 5 )3 6 Gis pikncis kfr `ungtf qun hf jug`lig gi ns `igguf
QNUFPI 12 [rf`n hf `urvf `ig hf n`uf`lðg vn`tirlfh kfkf. Lgklqun `ig ugf hn`mf hf klrn``lðg ng hf qun sn lg`rncngtf t r ( t )3 ⟭ t , t ⟬ 0
1
0
x 3t
1
y 3 t t 3 5
x 35 l y 35 p3 ( 5,5 ) ^g pug ti ng hf `urvf snrlf? unbi kns`rlalcis ugf rn`tf pfrfhnhf f hf `urvf r 3(6,6 )
PRID IRPD L - @FUÃ[^ I 6>.;. 6>.;.6= 6= Pnf Pnf r( r(t) t) nh vn vn`t `tir ir kn pisl` pisl`lð lðg g kn ugf ugf pfrt pfrtã` ã`uh uhf f qun qun sn cunv cunvn n ng ug phfg phfgi i `iirkngfki. Kntnrclgn hf vnhi`lkfk, hf f`nhnrf`lðg y hf rfplknz kn hf pfrtã`uhf fh tlncpi t. r ( t )3 1t l + t +0 6 o , t 31
PIH^@LIG '
r ( t ) 3 v ( t )3 v ( 1 )3
' '
∑1 1
t
∑6 1
l∑
0
( t + 6 )1
6 0
l∑ o
;
:
o r ( t )3 0 l ∑ 0 ( t + 6 ) t ' '
6 1
6 ;
r ( 1 )3 l + o
∟( ) ( )
1 |v|3 ∑6 + ∑6
1
|v|3 60 0:
0
1
o
PRID IRPD L - @FUÃ[^ I 6>.;. 6>.;.6= 6= @fh`uhn hf `urvfturf kn hf `urvf ng U x 3 sn sn`` t 4 y 3∟ t 4
PIH^@LIG j ( t )3 x ( t )3 sn`t tfg tfg t '
'
j ' ( t )3 sn`t tfg tfg t + sn` t 0
'
'
b (t )3 y 3 ' '
b ( t ) 3
6 1 ∟ t
∑6
∟
0
t ; t
j ' t b' ' t b' t j ' ' t d 3| ( ) ( ) ∑ ( ) 0( )|
T ( j ( t ) ) +( b ( t ) ) S '
1
1 1
'
d 3¹ ¹
(
sn sn`` t tfg tfg t d 3
∟(
∑6
∟
0
t ; t
∑ 1
6
t 1 ∟ t
)
+ sn`0 t
( ) )
( sn`t tfg tfg t ) +
6
t 1 ∟ t
1 0
PRID IRPD L - @FUÃ[^ I 6>.>. 6>.>.0 0 Iatngbf jircuhfs bngnrfhns pfrf hfs `icpigngtns tfgbng`lfhns y gircfh kn hf f`nhnrf`lðg y pfrf hf `urvfturf kn hf hãgnf @ kntnrclgfkf pir r(t). r ( t )3; t l + t o + 1 t d 1
1
PIH^@LIG? r ' ( t ) 3 ; l + 1 t o + ; t d 1 1 |v|3 ∟ 6: 6: + ; t + 6: t
[ 3
; l + 1 t o + ; t d 6: + ; t + 6: t ∟ 6: 1
1
r ( t )31 l + ; d 3f ( t ) ' '
1 o + ; d ∑6
G 3
6 ( 6: + ; t 1 + 6: t 1 ) 1 (= t +01 t ) 1
|∟
; l + 1 t o + ; t d 1
6: 6: + ; t
+ 6: t 1
|
1 o + ; d ∑6
G 3
6 ( 6: + ; t 1 + 6: t 1 ) 1 (= t +01 t ) 1 1 o
= l + 1 t ∑6
G 3 = l
(
+ 6: t 1 d
) (
1 ( = t + 01 t ) t o + ; 1 1 1 ( 6: + ; t + 6: t )
) (
)
1 ( = t + 01 t ) ( = t + 01 t ) t d + 6: 1 1 1 1 1 ( 6: + ; t + 6: t ) 1 ( 6: + ; t + 6: t )
PRID IRPD L - @FUÃ[^ I 6>.2. 6>.2.6: 6: @fh`uhn hf `urvfturf kn hf hãgnf ng nh pugti U. x
y 3 x n 4 U ( 5.5 )
PIH^@LIG? r ( t )3t l + t n o t
r ( t ) 36 l + n ( 6 + t ) o '
t
r ( t )3n + n ( 6+ t ) o ' '
t
t
|v|3 ∟ 6 + n 1 t (6 +t )1
‚r ( t ) r ' ' (t )‚ d 3 '
v
0
6 l + n ( 6+ t ) o ( n t
d 3
+ nt ( 6 + t ) o )
t
¹¹ t
6+ n
d 3
0 1 t
n
l + n ¹ ¹
( ∟ 6 + t )
PIRI PDL ‐ Qnvlsl Qnvlslðg ðg =‐ 60. Hf f`nhnrf`lðg kn ugf pfrtã`uhf ng civlclngti ns? f ( t )3∟ 1slg 1 slg (t ) l + ∟ 1`is 1 `is ( t ) o υ Kfki qun hf vnhi`lkfk y hf pisl`lðg kn hf pfrtã`uhf ng t 3 sig ? ;
v
() υ ;
3∑l+ o + d 4 r
() υ ;
3l + 1 o +
() υ ;
d
¹@uæh ns hf pisl`lðg kn hf pfrtã`uhf ng t 3
0 υ 9 ;
.) Pn lgtnbrfræ hf f`nhnrf`lðg pfrf iatngnr nh vn`tir vnhi`lkfk, y sn lgtnbrfræ nh vn`tir vnhi`lkfk pfrf iatngnr nh vn`tir pisl`lðg. 1 slg ( t ) l + ∟ 1`is 1`is ( t ) o S . kt ∤ f ( t ) . kt 3∤ T ∟ 1slg
6¹
v ( t )3∑∟ 1`is 1 `is ( t ) l + ∟ 1slg ( t ) o + @ 6
Ufrf mfhhfr hf `igstfgtn, sn lbufhf nh kfti kn v
v
() υ ;
3∑l + o + d 3∑∟ 1`is 1 `is
() υ ;
l + ∟ 1slg 1 slg
( )3∑ + + υ
l o d `ig `ig hi iatnglki?
;
( )+ υ ;
o @ 6
ngtig`ns ns ? @ 6 ∑l + o + d 3∑l + o + @ 4 ngtig` 63d Uir hi qun ? v ( t )3∟ 1`is ( t ) l + ∟ 1slg 1 slg ( t ) o + d 1 `is ( t ) l + ∟ 1slg ( t ) o + d S . kt ∤ v (t ) . kt 3∤ T ∟ 1`is
1¹
r ( t )3∟ 1slg ( t ) l ∑ ∟ 1`is 1 `is ( t ) o + t d + @ 1 1
Ufrf mfhhfr hf `igstfgtn, sn lbufhf nh kfti kn r
() υ ;
3l + 1 o +
iatnglki?
r
() υ ;
3l + 1 o +
()
l + 1 o +
υ ;
() υ ;
d 3∟ 1slg
( ) υ ;
l ∑ ∟ 1`is 1 `is
( ) ( ) + υ ;
o +
( )+
d 3l ∑ o +
υ ;
. ) ) Nvfhufgki nh nh vn`tir pisl`lðg pfrf pfrf t 3
r
( ) ( ) ( 0 υ ;
0 υ r ;
3 ∟ 1slg 1 slg
0 υ 0 υ 0 υ d o + l + 0∑ ∟ 1`is 1 `is ; ; ;
( )) ( )
∑ 1 1 3 ∟ 1 ∟ l + 0∑ ∟ 1 ∟ o + 1
3l + ; o +
( )
0 υ ? ;
( )) ( )
( ) (
( ) 0 υ ;
0 υ ; d
( )
1
;
d @ 1 1 4ngtig`ns ? @ 1 30 o
Uir hi qun ? r ( t )3∟ 1slg 1slg ( t ) l + ( 0 ∑ ∟ 1`is 1`is ( t ) ) o + t d
r
υ
0 υ d ;
d @ 1
() υ ;
d `ig hi
61.0.61 Ng his priahncfs knh 6 fh =, r ( t ) ns nh vn`tir kn pisl`lðg kn ugf pfrtã`uhf ng civlclngti. Brflqun hf `urvf y his vn`tirns kn vnhi`lkfk y f`nhnrf`lðg ng nh tlncpi lgkl`fki. Ng`ungtrn hf rfplknz ng nsn tlncpi. ;. r ( t ) 31`is ( t ) l + ( 6 + slg ( t ) ) o 4 t 3
υ 0
.) Ufrf `fh`uhfr hf vnhi`lkfk, sn `fh`uhf hf prlcnrf knrlvfkf knh vn`tir pisl`lðg r ( t )? r ( t ) 3 v ( t )3∑1slg ( t ) l + `is ( t ) o '
() ()
υ υ υ 6 o 3∑ ∟ 0 l + o l + `is Nvfhufgki ng t 3 ? v ( t )3∑1slg 0
0
1
0
.) Ufrf brfl`fr nh vn`tir vnhi`lkfk, sn ticf ng `ungtf nh pugti r
() υ 0
y nh pugti y nh
( ( ) ( ))
pugti r
υ 0
+v
υ 0
.) Ufrf `fh`uhfr hf f`nhnrf`lðg, sn `fh`uhf hf snbugkf knrlvfkf kn r ( t , ), qun ns hf knrlvfkf kn v ( t )? v ( t ) 3f ( t )3∑1`is ( t ) l ∑slg ( t ) o '
() ()
υ υ υ ∟ 0 o 3∑l ∑ o l ∑slg Nvfhufgki ng t 3 ? f ( t ) 3∑1`is 0
0
0
.) Ufrf brfl`fr nh vn`tir f`nhnrf`lðg, sn ticf ng `ungtf nh pugti r
nh pugti r υ + f υ
( ( ) ( )) 0
0
1
() υ 0
y nh pugti y
Kngg ls _lhh ‐ 61.0.1: Ng his nonr`l`lis knh 6 fh ;, nvfhufr nh hãcltn kfki i ngug`lfr qun ìstn gi nxlstn.
T
0
;
>
S
6.hlc t l + t o + t d t↑1
.) Pn hhnvf f `fai nh hãcltn lgknpngklngtncngtn lgknpngklngtncngtn ng `fkf pfræcntri kn hf `urvf?
T
0
;
S
>
0
;
>
hlc t l + t o + t d 3 hlc t l ++ hlc t o + hlc t d t ↑1
T
0
;
T
t ↑1
t↑1
>
S
0
t ↑1
;
>
S
hlc t l ++ hlc t o + hlc t d 31 l + 1 o + 1 d 3 = l + 6: o + 01 d t ↑1
t↑1
t ↑1
Uunkn rnprnsngtfrsn rnprnsngtfrsn `ici ? = ( l + 1 o + ; d )
Kngg ls _lhh ‐ 61.;.1 Ng his priahncfs knh 60 fh 11, brfl`fr hf `urvf trfzfkf pir hf jug`lðg vn`tirlfh qun sn lgkl`f. 15. r (t )3t l + t o + t d 0
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