Math 122 Test 1 Fall 2007 Answers

Math 122 Test 1 Fall 2007 Answers - Math 322 Test September...

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Unformatted text preview: Math 322 Test September 18, 2387 Name k E Y l a J J , >5 CM , Style Points » 5 Total Directions: 1. 0;: 217; No books, notes or orange barrels. You may use a calculator to do routine arithmetic computations. You may not use your calculator to store notes or formulas. You may not share a calculator with anyone. . You should show your work, and explain how you arrived at your an— swers, A correct answer with no work shown (except on problems which are completely trivial) will receive no credit. If you are not sure whether you have written enough, please ask. . You may not make more than one attempt at a problem. If you make several attempts, you must indicate which one you want counted, or you will be penalize l. You may leave as soon as you are finished, but once you leave the exam, you may not make any changes to your exam. L....._—_________A___..~___ l. (15 points) Use the formula: 04 /u2\ u” I a? (in, = g (2u2ia2) \/u£ :1: (1" ~ mlu~1~Vu2 : ar’HC p __ 3 do to evaluate / :cg‘v 3:6 — 1 052: U - ax 1 dx‘ '= 1' " om-a Gm dx @X ‘3 d U l 2 21.1 %X U?“ m X W "= W‘- U U72. d0 Hg an" a“: ‘ >< x .QMx =1 “" . -+ Slidx >< >< ...... -me ) 2. (20 points) (a) /(003 (C802 =33 Céfifidx: S \ dozmx fl,\ {NNa'K w Draw" 2~C$C><+Q dUzQOE-xn C314. (b) /(sin2 (sec d3: ’L .2... <S\QQ:2‘X .23 S \"CO‘Q X mg SEE-fix“ ng (206* CQS?‘ 2 &w\$€t—x+wwx\ "‘ wax + Q// 8. (20 points) sec423: / tanfflrr d3: :- Uzfluax dn“: do? 3566ade Rsa‘rfi‘ax 5:“ $55513" 6” $.31”qu dH) U 952831} - U ‘ Jaw «— vz =2 1—» ‘MV’T‘QNMV 2" 3: :9” 3L /’ 41r~1 (13).] 232—?“256—3d1 Hxfl a "r ,3 RM“ 49(Mfl ._ :2: w M 1:: ,3; (xw%\£x~l) X”: X'" ,_ {5.32 X21‘ ’3?) 2:: “:93 E " “T :r- A A t 1.3: xaw “‘3 R a ___,_, 3 - Lq Emma «3.0M1MH + (1,7 i} .m- \ Mm Ceace‘u - H 4. (20 points) H 1/ L‘\ \184) f / ,7; flaky $3” QTANB fir J ‘ I OH 2-: 2.66629 dés z lgfiEC‘e’ daw‘g 661.9 Hwfié m H “Nae? 2.. Case SW16 H ‘3‘le .1. ,+ C “S x ‘ x (mfmjwéfizz ._-=.~ j 1 dx ¢ (M33 *“t Qua” 0‘” 2‘“ j V dc ~18 j uzqwe 01M 0 ~Qm\ “WM -- 9x<J~i Rach-SJ O. (20 pdints) see“) x w /————f——r\ . ta11$(_taIL$—rl) er‘ U :TRN x cm: 862th dx Ex at B wR<UfiW3 L) \J-\-l ’22 use l== 53x \J:~\ \: *3 31:" :55.“ _.,I_°° e" =\-—Q O FGLLMULA PAGE n, 1 7”” 1(a) = / ' q 2 b ~ a. ‘ 511:”6+cos 6:1 0 _tan29 +1: 8802 9 /sec:ndrz::h1}secx + tang; —:’— C 1 + 90:2 6’ :2 (:sc2 (9 f 3 1 H /sec scda: ~[secxtanm+in§secx+tanx 2 H 3mm: + ,6) sin (1 cos fl + cos a sin ,3 /CSC£I?d:L‘ : lnicsccv— court + C .1 sin(a ’ ,8) 2: sin aces ,8 —— cos a s‘mfl 005(k): 4» = cos acosfl — sinasin fl 1 + 1 = 2 cosiio» w = cos a COS f} 4— sin a sin [3 , / \ 135mm + tan [1’ ta11(a + p); : 7—~—~——-——————5 i — tan Oz tan ,u _ 2 1 —— 005.236 5111 2A : ——-—~;~—~—- 2 a 1 + cos cos“ at = —~——-—-—— ,2 sin = 2 sin .73 cos cc (sin :0)” = cos x / / - mos r -— 5m . / 2 (can :— sec at ($8033), : sec at tan a: (csc = — cscx cot 3: {cot :5)” 2 —~ 08¢“) a: (“e-W = (1n = H :6 < ‘ V 1 arcsum: 2 ————7 / V1, —~ 3:2 l {arctanx)’ = i '7 CE 1 (arcsec = ‘ ‘, {sch/:33 * 1 {r J (Jim wvz—H —‘ n — / \ flm’n) .__; ...
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Math 122 Test 1 Fall 2007 Answers - Math 322 Test September...

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