mock test 1 solutions

mock test 1 solutions - MTH 140 Fall 2010 — Mock Test 1...

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Unformatted text preview: MTH 140 Fall 2010 — Mock Test 1 LAST NAME: FIRST NAME: (Please print) (Please print) Date: September 24, 2010 Duration: 60 minutes Mock Test 1 is created by the Math Assistance Centre to help you learn and has no official standing in the course. PLEASE DO NOT ASSUME THAT YOUR TEST I WILL BE (or will look) LIKE MOCK TEST 1. It can be completely different. INSTRUCTIONS: 0 Verify that your mock test has SEVEN (7) only the answer in the box will be marked. The pages including this page. correct response gets full marks, an incorrect response or no response gets no marks. 0 The use of notes, formula sheets. books or cal— culators is not allowed. , For markers’ use only: 0 For full—answer questions: Give full justification for your answers; correct answers alone may be worth nothing. Cross out or erase all rough work not relevant to your so- lution. Write your solutions in the space pro— vided. If you need more space, use the back of the page. Indicate this fact on the original page, making sure that your solution cannot be con- fused with any rough work which may be there. o For i’nultiple choice questions: Make sure to write your answers in the box at the end of each question carefully. There are no part marks in the multiple—choice section and MTH 140 Test I 1. (5 pts.) (II’xultiplekchoice question) Find the exact, value of the expression 3 . . m1 .- sm (2 sm (5)) D)1 Select the correct answer. A) \/§ B) g C) 0 E) None ofthese Write the (capital) letter of the answer in this box Let 9 == SHT" 3"). 5 The” smCZsm“‘( g» = smze " Zane C1386 ‘ MEN?) 9 =2} .25 2. (10 pts.) If 0012(0) :- 3 and a E (7r,27r), find cos(2a). éolwkm ; Since, c08(20£) = C0821 ’- Smjéé we, head 45o cmpuil State!) (05202. U5£n9 cofflx)=3 deCfiTgl’fl‘). / “ __ cosaz wtfioé) .. 3 ~> Sm“ = 3 :) cosx :: 39m“ Usmg (108204 +5inlo( :1. 6m 2. L3$mok) +$m1°z : :1. => 1O 81/)? =1 a) Smlaz = J~ IO M C3824: 1~ SIHZX51'J‘ '2 50") 035th) a i“!- = g 4 "a \— ’OtozE MTH 140 Test I 3. (10 pts.) Find a formula for the inverse function of f (:2?) : é-(e’ —- 63‘”). ‘ x «x sokdfim I Lei/S M (y: 328’ 1 mm 2. X *5 9, -€ _. 3‘- : 2 => ey~2x~€y=o 2) €2y~2m€y~i :0 Ms L5 9'» quadratic; gqu akm in 6’ y 2% 2t Jlbc’wlé 6 ‘2 W = I isz-Fi. 3 . $lnce 53 >0 ) bud" DL—szlri <0 ([0ch 0C<¢xfu> “tempo-m. j: Zqu+Vx1+1) is «(the Cnvemevgumkdh. MTH 140 Test I 4. (10 pts.) Evaluate the following limit. If the limit does not exist, explain why. I, 64w$2 31?»?- Hm/n need +0 use. qib'ézga-b)m1+ai+b1) hr ¢ahmmhle dammam MM (OH-«ml: m CELL—ac 3/;z+2y5;+4 H8 WEE—4 0 H8 3/58»? ‘f/iwzvaii-H L8~xfl8+x> = hm W 'CE/£1+ZE/E£+H> x98 QI-8 { ~WCx+8> 1': t x-Tg 9/8 2: ——[email protected] (man) =~iG-(4+4+4) =-l92 ‘Cé/EHZE/iwl-lr) 01 MTH 140 Test: I 5. (5 pts.) (multiple-Choice question) Determine where f is discontinuous. 1+3: ifrfl; f(;1:)= % if1<zzz<3; VII—3 ifx_>_3. Select the correct answer. A) 0 and 4 B) 1 C) 1 and 3 D) 3 E) None of these Write the (capital) letter of the answer in this box —-9 at {a Cmfinum an (-oo,r)lu,3) /M(3,o~o)) MW 4% L‘s 0» Paignomicd’, a'Y‘a/Hmai Ednck'm/ mi, a. WHR of a ’YboL' funcko‘n wH’E‘ a poflbnMaJl / {ma yCCX): ‘Im CK+1) :12 (try) fcx):lgm “Ii-:51. x41“ X41“ xvii} X"? ‘H' {6 {its ch‘gcon‘HhuW a} .1. ttm 7L5)”:(Im i=1 M (lam 7CCX):III’Y) vx_.3=_.o X4 3_ )(4 3.» X 3 X—v 33+ x-a 3* So 7f-CJ’ dtksumknuow 4* 3 1110—172) 6. (10 pts.) Find the domain of the function f (:21) 2 30 kas +9 86:15:91ij file, cmdl‘J—{m/U’ 1‘ I~ZL>O c mm {w Jena—gmkdefimd) 2' «i S xi .1. C M‘W Coffin) H‘”““‘) 5' Cos”‘(x)~ 27:750 (m arch/L Jar avoid (9 4’4; rim, q demwu‘naM ...
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mock test 1 solutions - MTH 140 Fall 2010 — Mock Test 1...

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