home *** CD-ROM | disk | FTP | other *** search
open in:
MacOS 8.1
|
Win98
|
DOS
browse contents |
view JSON data
|
view as text
This file was processed as: LaTeX Document
(document/latex).
Confidence | Program | Detection | Match Type | Support
|
---|
100%
| dexvert
| LaTeX Document (document/latex)
| magic
| Supported |
1%
| dexvert
| Corel 10 Texture (image/corel10Texture)
| ext
| Unsupported |
1%
| dexvert
| Croteam texture file (image/croteamTextureFile)
| ext
| Unsupported |
1%
| dexvert
| Text File (text/txt)
| fallback
| Supported |
100%
| file
| LaTeX document text
| default
| |
99%
| file
| LaTeX document, ASCII text, with very long lines (467)
| default
| |
100%
| checkBytes
| Printable ASCII
| default
| |
100%
| perlTextCheck
| Likely Text (Perl)
| default
| |
100%
| siegfried
| fmt/281 LaTeX (Subdocument)
| default
| |
100%
| detectItEasy
| Format: plain text[LF]
| default (weak)
|
|
hex view+--------+-------------------------+-------------------------+--------+--------+
|00000000| 5c 64 6f 63 75 6d 65 6e | 74 73 74 79 6c 65 5b 31 |\documen|tstyle[1|
|00000010| 31 70 74 2c 66 6c 65 71 | 6e 2c 65 70 73 66 2c 63 |1pt,fleq|n,epsf,c|
|00000020| 61 6c 63 5d 7b 61 72 74 | 69 63 6c 65 7d 0a 5c 6d |alc]{art|icle}.\m|
|00000030| 61 72 6b 72 69 67 68 74 | 7b 43 68 61 70 74 65 72 |arkright|{Chapter|
|00000040| 20 32 3a 20 57 6f 72 6b | 73 68 65 65 74 20 33 7d | 2: Work|sheet 3}|
|00000050| 0a 5c 62 65 67 69 6e 7b | 64 6f 63 75 6d 65 6e 74 |.\begin{|document|
|00000060| 7d 0a 0a 5c 42 66 7b 5c | 53 74 61 72 5c 20 43 68 |}..\Bf{\|Star\ Ch|
|00000070| 61 70 74 65 72 20 32 3a | 20 57 6f 72 6b 73 68 65 |apter 2:| Workshe|
|00000080| 65 74 20 33 20 20 5c 68 | 66 69 6c 6c 20 4a 61 63 |et 3 \h|fill Jac|
|00000090| 6b 20 4b 2e 20 43 6f 68 | 65 6e 20 5c 68 66 69 6c |k K. Coh|en \hfil|
|000000a0| 6c 20 43 6f 6c 6f 72 61 | 64 6f 20 53 63 68 6f 6f |l Colora|do Schoo|
|000000b0| 6c 20 6f 66 20 4d 69 6e | 65 73 7d 0a 0a 5c 76 73 |l of Min|es}..\vs|
|000000c0| 70 61 63 65 7b 31 2e 35 | 65 78 7d 0a 5c 43 62 7b |pace{1.5|ex}.\Cb{|
|000000d0| 46 75 6e 63 74 69 6f 6e | 20 43 6f 6d 70 6f 73 69 |Function| Composi|
|000000e0| 74 69 6f 6e 2c 20 4c 69 | 6d 69 74 73 2c 20 43 6f |tion, Li|mits, Co|
|000000f0| 6e 74 69 6e 75 69 74 79 | 7d 0a 5c 76 73 70 61 63 |ntinuity|}.\vspac|
|00000100| 65 7b 31 2e 35 65 78 7d | 0a 0a 5c 6e 6f 69 6e 64 |e{1.5ex}|..\noind|
|00000110| 65 6e 74 20 5c 42 66 7b | 53 75 67 67 65 73 74 65 |ent \Bf{|Suggeste|
|00000120| 64 20 50 72 6f 62 6c 65 | 6d 73 7d 0a 53 65 63 74 |d Proble|ms}.Sect|
|00000130| 69 6f 6e 20 32 2e 34 3a | 20 32 2c 20 36 2c 20 38 |ion 2.4:| 2, 6, 8|
|00000140| 2c 20 32 32 2c 20 32 36 | 0a 5c 76 73 70 61 63 65 |, 22, 26|.\vspace|
|00000150| 7b 31 2e 35 65 78 7d 0a | 0a 5c 62 65 67 69 6e 7b |{1.5ex}.|.\begin{|
|00000160| 65 6e 75 6d 65 72 61 74 | 65 7d 0a 5c 69 74 65 6d |enumerat|e}.\item|
|00000170| 0a 5c 6e 6f 69 6e 64 65 | 6e 74 20 52 65 63 6f 67 |.\noinde|nt Recog|
|00000180| 6e 69 7a 69 6e 67 20 63 | 6f 6d 70 6c 69 63 61 74 |nizing c|omplicat|
|00000190| 65 64 20 66 75 6e 63 74 | 69 6f 6e 73 20 61 73 20 |ed funct|ions as |
|000001a0| 63 6f 6d 70 6f 73 69 74 | 69 6f 6e 73 20 6f 66 20 |composit|ions of |
|000001b0| 73 69 6d 70 6c 65 72 20 | 66 75 6e 63 74 69 6f 6e |simpler |function|
|000001c0| 73 20 77 69 6c 6c 20 62 | 65 20 69 6d 70 6f 72 74 |s will b|e import|
|000001d0| 61 6e 74 20 6c 61 74 65 | 72 20 69 6e 20 74 68 69 |ant late|r in thi|
|000001e0| 73 20 63 6f 75 72 73 65 | 2e 20 20 46 6f 72 20 65 |s course|. For e|
|000001f0| 78 61 6d 70 6c 65 20 69 | 66 20 24 68 28 78 29 20 |xample i|f $h(x) |
|00000200| 3d 20 5c 73 69 6e 28 5c | 63 6f 73 20 78 29 24 2c |= \sin(\|cos x)$,|
|00000210| 20 77 65 20 6d 61 79 20 | 69 6e 74 72 6f 64 75 63 | we may |introduc|
|00000220| 65 20 24 75 20 3d 20 5c | 63 6f 73 20 78 24 20 61 |e $u = \|cos x$ a|
|00000230| 6e 64 20 77 72 69 74 65 | 20 24 68 24 20 69 6e 20 |nd write| $h$ in |
|00000240| 74 68 65 20 73 69 6d 70 | 6c 65 72 20 66 6f 72 6d |the simp|ler form|
|00000250| 20 24 68 28 78 29 20 3d | 20 5c 73 69 6e 20 75 24 | $h(x) =| \sin u$|
|00000260| 2e 20 20 54 68 69 73 20 | 69 73 20 65 71 75 69 76 |. This |is equiv|
|00000270| 61 6c 65 6e 74 20 74 6f | 20 77 72 69 74 69 6e 67 |alent to| writing|
|00000280| 20 24 68 28 78 29 20 3d | 20 66 28 67 28 78 29 29 | $h(x) =| f(g(x))|
|00000290| 24 2c 20 77 68 65 72 65 | 20 24 75 20 3d 20 67 28 |$, where| $u = g(|
|000002a0| 78 29 20 3d 20 5c 63 6f | 73 20 78 24 20 61 6e 64 |x) = \co|s x$ and|
|000002b0| 20 24 66 28 78 29 20 3d | 20 5c 73 69 6e 20 78 24 | $f(x) =| \sin x$|
|000002c0| 2e 20 20 49 6e 74 72 6f | 64 75 63 65 20 61 20 75 |. Intro|duce a u|
|000002d0| 73 65 66 75 6c 20 64 65 | 63 6f 6d 70 6f 73 69 74 |seful de|composit|
|000002e0| 69 6f 6e 20 66 6f 72 20 | 65 61 63 68 20 6f 66 20 |ion for |each of |
|000002f0| 74 68 65 20 66 6f 6c 6c | 6f 77 69 6e 67 20 66 75 |the foll|owing fu|
|00000300| 6e 63 74 69 6f 6e 73 2c | 20 24 68 28 78 29 24 20 |nctions,| $h(x)$ |
|00000310| 75 73 69 6e 67 20 62 6f | 74 68 20 74 68 65 20 24 |using bo|th the $|
|00000320| 75 24 20 6e 6f 74 61 74 | 69 6f 6e 20 61 6e 64 20 |u$ notat|ion and |
|00000330| 74 68 65 20 24 66 2c 20 | 67 24 20 6e 6f 74 61 74 |the $f, |g$ notat|
|00000340| 69 6f 6e 2e 0a 09 5c 62 | 65 67 69 6e 7b 65 6e 75 |ion...\b|egin{enu|
|00000350| 6d 65 72 61 74 65 7d 0a | 09 5c 69 74 65 6d 20 24 |merate}.|.\item $|
|00000360| 5c 73 69 6e 20 78 5e 33 | 24 20 4e 6f 74 65 3a 20 |\sin x^3|$ Note: |
|00000370| 74 68 69 73 20 6e 6f 74 | 61 74 69 6f 6e 20 69 73 |this not|ation is|
|00000380| 20 63 6f 6d 6d 6f 6e 2c | 20 62 75 74 20 70 65 72 | common,| but per|
|00000390| 68 61 70 73 20 6d 69 73 | 6c 65 61 64 69 6e 67 2d |haps mis|leading-|
|000003a0| 2d 2d 72 65 6d 65 6d 62 | 65 72 20 74 68 61 74 20 |--rememb|er that |
|000003b0| 69 74 20 6d 65 61 6e 73 | 20 24 5c 73 69 6e 20 28 |it means| $\sin (|
|000003c0| 78 5e 33 29 24 2c 20 5c | 45 6d 7b 6e 6f 74 7d 20 |x^3)$, \|Em{not} |
|000003d0| 74 68 65 20 66 75 6e 63 | 74 69 6f 6e 20 62 65 6c |the func|tion bel|
|000003e0| 6f 77 20 69 6e 20 70 61 | 72 74 20 28 62 29 2e 0a |ow in pa|rt (b)..|
|000003f0| 09 5c 69 74 65 6d 20 24 | 5c 73 69 6e 5e 33 20 78 |.\item $|\sin^3 x|
|00000400| 24 20 20 4e 6f 74 65 3a | 20 74 68 69 73 20 63 6f |$ Note:| this co|
|00000410| 6d 6d 6f 6e 20 6e 6f 74 | 61 74 69 6f 6e 20 66 6f |mmon not|ation fo|
|00000420| 72 20 70 6f 77 65 72 73 | 20 6f 66 20 74 72 69 67 |r powers| of trig|
|00000430| 6f 6e 6f 6d 65 74 72 69 | 63 20 66 75 6e 63 74 69 |onometri|c functi|
|00000440| 6f 6e 73 20 69 73 20 6d | 69 73 6c 65 61 64 69 6e |ons is m|isleadin|
|00000450| 67 21 20 20 49 74 20 6f | 66 74 65 6e 20 68 65 6c |g! It o|ften hel|
|00000460| 70 73 20 74 6f 20 72 65 | 77 72 69 74 65 20 73 75 |ps to re|write su|
|00000470| 63 68 20 65 78 70 72 65 | 73 73 69 6f 6e 73 20 69 |ch expre|ssions i|
|00000480| 6e 20 75 6e 61 6d 62 69 | 67 75 6f 75 73 20 6e 6f |n unambi|guous no|
|00000490| 74 61 74 69 6f 6e 20 61 | 73 20 24 28 5c 73 69 6e |tation a|s $(\sin|
|000004a0| 20 78 29 5e 33 24 2e 0a | 09 5c 69 74 65 6d 20 24 | x)^3$..|.\item $|
|000004b0| 33 5e 7b 5c 73 69 6e 20 | 78 7d 24 0a 09 5c 69 74 |3^{\sin |x}$..\it|
|000004c0| 65 6d 20 24 5c 73 69 6e | 28 78 5e 33 20 2b 20 33 |em $\sin|(x^3 + 3|
|000004d0| 29 24 0a 09 5c 69 74 65 | 6d 20 24 28 78 5e 34 20 |)$..\ite|m $(x^4 |
|000004e0| 2b 20 78 5e 32 20 2b 20 | 31 29 5e 37 24 0a 09 5c |+ x^2 + |1)^7$..\|
|000004f0| 65 6e 64 7b 65 6e 75 6d | 65 72 61 74 65 7d 0a 0a |end{enum|erate}..|
|00000500| 5c 69 74 65 6d 20 45 78 | 74 65 6e 64 20 74 68 65 |\item Ex|tend the|
|00000510| 20 61 62 6f 76 65 20 69 | 64 65 61 20 74 6f 20 33 | above i|dea to 3|
|00000520| 2d 66 6f 6c 64 20 64 65 | 63 6f 6d 70 6f 73 69 74 |-fold de|composit|
|00000530| 69 6f 6e 73 20 75 73 69 | 6e 67 20 24 75 2c 20 76 |ions usi|ng $u, v|
|00000540| 24 20 6e 6f 74 61 74 69 | 6f 6e 20 66 6f 72 20 74 |$ notati|on for t|
|00000550| 68 65 20 69 6e 74 65 72 | 6d 65 64 69 61 74 65 20 |he inter|mediate |
|00000560| 66 75 6e 63 74 69 6f 6e | 73 2e 20 20 45 78 61 6d |function|s. Exam|
|00000570| 70 6c 65 3a 20 46 6f 72 | 20 24 68 28 78 29 20 3d |ple: For| $h(x) =|
|00000580| 20 5c 73 69 6e 28 5c 63 | 6f 73 28 5c 74 61 6e 20 | \sin(\c|os(\tan |
|00000590| 78 29 29 24 20 69 6e 74 | 72 6f 64 75 63 65 20 24 |x))$ int|roduce $|
|000005a0| 75 20 3d 20 5c 74 61 6e | 20 78 24 20 74 6f 20 67 |u = \tan| x$ to g|
|000005b0| 65 74 20 24 68 28 78 29 | 20 3d 20 5c 73 69 6e 28 |et $h(x)| = \sin(|
|000005c0| 5c 63 6f 73 20 75 29 24 | 20 61 6e 64 20 74 68 65 |\cos u)$| and the|
|000005d0| 6e 20 24 76 20 3d 20 5c | 63 6f 73 20 75 24 20 74 |n $v = \|cos u$ t|
|000005e0| 6f 20 66 69 6e 61 6c 6c | 79 20 67 65 74 20 24 68 |o finall|y get $h|
|000005f0| 28 78 29 20 3d 20 5c 73 | 69 6e 20 76 24 2e 0a 09 |(x) = \s|in v$...|
|00000600| 5c 62 65 67 69 6e 7b 65 | 6e 75 6d 65 72 61 74 65 |\begin{e|numerate|
|00000610| 7d 0a 09 5c 69 74 65 6d | 20 24 5c 74 61 6e 28 5c |}..\item| $\tan(\|
|00000620| 6c 6e 28 78 20 2b 20 31 | 29 29 24 0a 09 5c 69 74 |ln(x + 1|))$..\it|
|00000630| 65 6d 20 24 32 5e 7b 5c | 73 69 6e 20 78 5e 32 7d |em $2^{\|sin x^2}|
|00000640| 24 0a 09 5c 69 74 65 6d | 20 24 5c 73 69 6e 28 5c |$..\item| $\sin(\|
|00000650| 73 69 6e 28 5c 73 69 6e | 20 78 29 29 24 0a 09 5c |sin(\sin| x))$..\|
|00000660| 65 6e 64 7b 65 6e 75 6d | 65 72 61 74 65 7d 0a 0a |end{enum|erate}..|
|00000670| 5c 69 74 65 6d 20 49 6e | 76 65 73 74 69 67 61 74 |\item In|vestigat|
|00000680| 65 20 77 68 61 74 20 68 | 61 70 70 65 6e 73 20 69 |e what h|appens i|
|00000690| 66 20 77 65 20 72 65 70 | 65 61 74 65 64 6c 79 20 |f we rep|eatedly |
|000006a0| 63 6f 6d 70 6f 73 65 20 | 24 5c 73 69 6e 20 78 24 |compose |$\sin x$|
|000006b0| 20 77 69 74 68 20 69 74 | 73 65 6c 66 2e 20 20 54 | with it|self. T|
|000006c0| 68 61 74 20 69 73 2c 20 | 77 65 0a 66 6f 72 6d 20 |hat is, |we.form |
|000006d0| 74 68 65 20 73 65 71 75 | 65 6e 63 65 20 24 5c 73 |the sequ|ence $\s|
|000006e0| 69 6e 20 78 2c 20 5c 73 | 69 6e 20 28 5c 73 69 6e |in x, \s|in (\sin|
|000006f0| 20 78 29 2c 20 5c 73 69 | 6e 20 28 5c 73 69 6e 20 | x), \si|n (\sin |
|00000700| 28 5c 73 69 6e 20 78 29 | 29 2c 20 5c 6c 64 6f 74 |(\sin x)|), \ldot|
|00000710| 73 24 2e 20 09 5c 62 65 | 67 69 6e 7b 65 6e 75 6d |s$. .\be|gin{enum|
|00000720| 65 72 61 74 65 7d 0a 09 | 5c 69 74 65 6d 20 46 69 |erate}..|\item Fi|
|00000730| 6e 64 20 74 68 65 20 6c | 69 6d 69 74 20 6f 66 20 |nd the l|imit of |
|00000740| 74 68 69 73 20 73 65 71 | 75 65 6e 63 65 20 77 68 |this seq|uence wh|
|00000750| 65 6e 20 6f 6e 65 20 70 | 75 74 73 20 24 78 20 3d |en one p|uts $x =|
|00000760| 20 30 24 20 69 6e 20 65 | 61 63 68 20 74 65 72 6d | 0$ in e|ach term|
|00000770| 20 28 74 68 69 73 20 69 | 73 20 65 61 73 79 29 2e | (this i|s easy).|
|00000780| 0a 09 5c 69 74 65 6d 20 | 57 68 61 74 20 61 62 6f |..\item |What abo|
|00000790| 75 74 20 74 68 65 20 6c | 69 6d 69 74 20 77 68 65 |ut the l|imit whe|
|000007a0| 6e 20 24 78 20 3d 20 5c | 70 69 20 2f 20 32 24 3f |n $x = \|pi / 2$?|
|000007b0| 20 20 20 41 73 20 61 20 | 73 74 61 72 74 2c 20 63 | As a |start, c|
|000007c0| 6f 6d 70 75 74 65 0a 09 | 20 20 20 20 24 5c 73 69 |ompute..| $\si|
|000007d0| 6e 28 5c 73 69 6e 28 5c | 73 69 6e 20 5c 70 69 20 |n(\sin(\|sin \pi |
|000007e0| 2f 20 32 29 29 24 2e 20 | 28 4f 72 2c 20 6c 6f 6f |/ 2))$. |(Or, loo|
|000007f0| 6b 20 61 74 20 74 68 65 | 20 5c 54 74 7b 50 6c 6f |k at the| \Tt{Plo|
|00000800| 74 7d 73 20 6f 66 20 74 | 68 65 20 73 75 63 65 73 |t}s of t|he suces|
|00000810| 73 69 76 65 20 20 63 6f | 6d 70 6f 73 65 64 20 66 |sive co|mposed f|
|00000820| 75 6e 63 74 69 6f 6e 73 | 29 2e 0a 09 5c 65 6e 64 |unctions|)...\end|
|00000830| 7b 65 6e 75 6d 65 72 61 | 74 65 7d 0a 20 4e 6f 74 |{enumera|te}. Not|
|00000840| 69 63 65 20 74 68 61 74 | 20 74 68 65 20 74 72 69 |ice that| the tri|
|00000850| 70 6c 65 20 63 6f 6d 70 | 6f 73 69 74 69 6f 6e 20 |ple comp|osition |
|00000860| 6f 66 20 24 5c 73 69 6e | 24 20 77 69 74 68 20 69 |of $\sin|$ with i|
|00000870| 74 73 65 6c 66 20 69 73 | 20 6e 6f 74 20 74 68 65 |tself is| not the|
|00000880| 20 73 61 6d 65 20 74 68 | 69 6e 67 20 61 73 20 65 | same th|ing as e|
|00000890| 69 74 68 65 72 20 6f 66 | 20 74 68 65 20 66 75 6e |ither of| the fun|
|000008a0| 63 74 69 6f 6e 73 20 64 | 69 73 63 75 73 73 65 64 |ctions d|iscussed|
|000008b0| 20 69 6e 20 70 72 6f 62 | 6c 65 6d 20 31 2c 20 70 | in prob|lem 1, p|
|000008c0| 61 72 74 73 20 28 61 29 | 2c 20 28 62 29 2d 2d 2d |arts (a)|, (b)---|
|000008d0| 61 6c 6c 20 74 68 72 65 | 65 20 61 72 65 20 64 69 |all thre|e are di|
|000008e0| 66 66 65 72 65 6e 74 21 | 20 20 49 66 20 79 6f 75 |fferent!| If you|
|000008f0| 20 68 61 76 65 20 61 6e | 79 20 64 6f 75 62 74 20 | have an|y doubt |
|00000900| 6f 66 20 74 68 69 73 2c | 20 5c 54 74 7b 50 6c 6f |of this,| \Tt{Plo|
|00000910| 74 7d 20 65 61 63 68 20 | 6f 66 20 74 68 65 6d 2e |t} each |of them.|
|00000920| 0a 0a 5c 69 74 65 6d 20 | 5c 53 74 61 72 5c 20 59 |..\item |\Star\ Y|
|00000930| 6f 75 20 68 61 76 65 20 | 6e 6f 74 69 63 65 64 20 |ou have |noticed |
|00000940| 74 68 61 74 20 6d 61 6e | 79 20 6c 69 6d 69 74 73 |that man|y limits|
|00000950| 20 63 61 6e 20 62 65 20 | 6f 62 74 61 69 6e 65 64 | can be |obtained|
|00000960| 20 62 79 20 6a 75 73 74 | 20 65 76 61 6c 75 61 74 | by just| evaluat|
|00000970| 69 6e 67 20 74 68 65 20 | 67 69 76 65 6e 20 66 75 |ing the |given fu|
|00000980| 6e 63 74 69 6f 6e 20 61 | 74 20 74 68 65 20 67 69 |nction a|t the gi|
|00000990| 76 65 6e 20 70 6f 69 6e | 74 2e 20 20 53 74 61 74 |ven poin|t. Stat|
|000009a0| 65 20 70 72 65 63 69 73 | 65 6c 79 20 61 20 63 6f |e precis|ely a co|
|000009b0| 6e 64 69 74 69 6f 6e 20 | 75 6e 64 65 72 20 77 68 |ndition |under wh|
|000009c0| 69 63 68 20 74 68 69 73 | 20 69 73 20 76 61 6c 69 |ich this| is vali|
|000009d0| 64 2e 20 20 20 57 68 69 | 63 68 20 6f 66 20 74 68 |d. Whi|ch of th|
|000009e0| 65 20 66 6f 6c 6c 6f 77 | 69 6e 67 20 6c 69 6d 69 |e follow|ing limi|
|000009f0| 74 73 20 63 61 6e 20 62 | 65 20 65 76 61 6c 75 61 |ts can b|e evalua|
|00000a00| 74 65 64 20 69 6e 20 74 | 68 69 73 20 73 69 6d 70 |ted in t|his simp|
|00000a10| 6c 65 20 77 61 79 3f 20 | 20 4a 75 73 74 69 66 79 |le way? | Justify|
|00000a20| 20 79 6f 75 72 20 61 6e | 73 77 65 72 2e 0a 09 5c | your an|swer...\|
|00000a30| 62 65 67 69 6e 7b 65 6e | 75 6d 65 72 61 74 65 7d |begin{en|umerate}|
|00000a40| 0a 09 5c 69 74 65 6d 20 | 24 5c 6c 69 6d 5f 7b 78 |..\item |$\lim_{x|
|00000a50| 20 5c 72 69 67 68 74 61 | 72 72 6f 77 20 35 7d 24 | \righta|rrow 5}$|
|00000a60| 20 7b 5c 4c 61 72 67 65 | 20 24 5c 66 72 61 63 7b | {\Large| $\frac{|
|00000a70| 78 20 2b 20 35 7d 7b 78 | 5e 34 20 2b 20 78 5e 32 |x + 5}{x|^4 + x^2|
|00000a80| 20 2b 20 31 7d 24 7d 0a | 09 5c 69 74 65 6d 20 24 | + 1}$}.|.\item $|
|00000a90| 5c 6c 69 6d 5f 7b 78 20 | 5c 72 69 67 68 74 61 72 |\lim_{x |\rightar|
|00000aa0| 72 6f 77 20 35 7d 24 7b | 20 5c 4c 61 72 67 65 20 |row 5}${| \Large |
|00000ab0| 24 5c 66 72 61 63 7b 78 | 5e 32 20 2d 20 32 35 7d |$\frac{x|^2 - 25}|
|00000ac0| 7b 78 20 2d 20 35 7d 24 | 7d 0a 09 5c 69 74 65 6d |{x - 5}$|}..\item|
|00000ad0| 20 24 5c 6c 69 6d 5f 7b | 78 20 5c 72 69 67 68 74 | $\lim_{|x \right|
|00000ae0| 61 72 72 6f 77 20 35 7d | 20 5c 73 71 72 74 7b 78 |arrow 5}| \sqrt{x|
|00000af0| 5e 36 20 2d 20 35 7d 24 | 0a 09 5c 65 6e 64 7b 65 |^6 - 5}$|..\end{e|
|00000b00| 6e 75 6d 65 72 61 74 65 | 7d 0a 0a 5c 69 74 65 6d |numerate|}..\item|
|00000b10| 20 48 65 72 65 20 61 72 | 65 20 73 6f 6d 65 20 6c | Here ar|e some l|
|00000b20| 69 6d 69 74 73 20 74 68 | 61 74 20 77 69 6c 6c 20 |imits th|at will |
|00000b30| 70 6c 61 79 20 61 20 6b | 65 79 20 72 6f 6c 65 20 |play a k|ey role |
|00000b40| 69 6e 20 64 65 76 65 6c | 6f 70 69 6e 67 20 69 6d |in devel|oping im|
|00000b50| 70 6f 72 74 61 6e 74 20 | 63 61 6c 63 75 6c 75 73 |portant |calculus|
|00000b60| 20 72 65 73 75 6c 74 73 | 2e 20 20 41 20 66 69 72 | results|. A fir|
|00000b70| 6d 6c 79 20 6c 6f 67 69 | 63 61 6c 20 64 65 72 69 |mly logi|cal deri|
|00000b80| 76 61 74 69 6f 6e 20 6f | 66 20 74 68 65 6d 20 69 |vation o|f them i|
|00000b90| 73 20 61 20 66 65 77 20 | 77 65 65 6b 73 20 61 77 |s a few |weeks aw|
|00000ba0| 61 79 2e 20 20 4d 65 61 | 6e 77 68 69 6c 65 2c 20 |ay. Mea|nwhile, |
|00000bb0| 65 6d 70 6c 6f 79 20 6f | 6e 65 20 6f 66 20 79 6f |employ o|ne of yo|
|00000bc0| 75 72 20 6d 61 6e 79 20 | 72 6f 75 67 68 20 61 6e |ur many |rough an|
|00000bd0| 64 20 72 65 61 64 79 20 | 6d 65 74 68 6f 64 73 20 |d ready |methods |
|00000be0| 74 6f 20 67 65 74 20 74 | 68 65 20 72 69 67 68 74 |to get t|he right|
|00000bf0| 20 61 6e 77 65 72 73 20 | 74 6f 20 65 6e 67 69 6e | anwers |to engin|
|00000c00| 65 65 72 69 6e 67 20 61 | 63 63 75 72 61 63 79 2e |eering a|ccuracy.|
|00000c10| 0a 09 5c 62 65 67 69 6e | 7b 65 6e 75 6d 65 72 61 |..\begin|{enumera|
|00000c20| 74 65 7d 0a 09 5c 69 74 | 65 6d 20 24 5c 6c 69 6d |te}..\it|em $\lim|
|00000c30| 5f 7b 78 20 5c 72 69 67 | 68 74 61 72 72 6f 77 20 |_{x \rig|htarrow |
|00000c40| 30 7d 24 7b 20 5c 4c 61 | 72 67 65 20 24 5c 66 72 |0}${ \La|rge $\fr|
|00000c50| 61 63 7b 5c 73 69 6e 20 | 78 7d 7b 78 20 7d 24 7d |ac{\sin |x}{x }$}|
|00000c60| 0a 09 5c 69 74 65 6d 20 | 24 5c 6c 69 6d 5f 7b 78 |..\item |$\lim_{x|
|00000c70| 20 5c 72 69 67 68 74 61 | 72 72 6f 77 20 30 7d 24 | \righta|rrow 0}$|
|00000c80| 7b 20 5c 4c 61 72 67 65 | 20 24 5c 66 72 61 63 7b |{ \Large| $\frac{|
|00000c90| 31 20 2d 20 5c 63 6f 73 | 20 78 7d 7b 78 20 7d 24 |1 - \cos| x}{x }$|
|00000ca0| 7d 0a 09 5c 69 74 65 6d | 20 24 5c 6c 69 6d 5f 7b |}..\item| $\lim_{|
|00000cb0| 78 20 5c 72 69 67 68 74 | 61 72 72 6f 77 20 30 7d |x \right|arrow 0}|
|00000cc0| 20 28 31 20 2b 20 78 29 | 5e 7b 31 2f 78 7d 24 0a | (1 + x)|^{1/x}$.|
|00000cd0| 09 5c 65 6e 64 7b 65 6e | 75 6d 65 72 61 74 65 7d |.\end{en|umerate}|
|00000ce0| 0a 0a 0a 5c 65 6e 64 7b | 65 6e 75 6d 65 72 61 74 |...\end{|enumerat|
|00000cf0| 65 7d 0a 5c 65 6e 64 7b | 64 6f 63 75 6d 65 6e 74 |e}.\end{|document|
|00000d00| 7d 0a | |}. | |
+--------+-------------------------+-------------------------+--------+--------+