Homework #2 - Thinkwell | Homework#2 Page 1 0M Homework#2...

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Unformatted text preview: Thinkwell | Homework #2 Page 1 0M Homework #2 Take21 | ouzgroa Directions: This must completed by Tuesday. January 29th. Remember to print off the quiz. so you can record all the correct answers and explanations after you submit your answers. Also remember to access the quiz hints which are located in Blackboard in a file tilled study aids. Answers will be available on February ‘tst for you to review your work. 1) GD: 8777 Use the quadratic fonnula to solve for .2: i or 1 2:2 + .— — 1 = 0 2 ‘ ‘ . ,_ A —1 + rfi —1—w‘? ‘5,“ ,r- —or— , ‘ I _ 4 4 1 II_. K . E or -I , Inf“? 1—J? -"'/ 2 or 2 3 r .2 l . :__',__‘——— None 01 the above it : flit/1373" *- / L\ 2) OID: 54203 Solve for x. . 7 \I‘11+2X:\MX_3 H __ ' fat ' are A 4 ‘; None of the abnve g . £5 l 3) QID: 2485 In the quadratic formula. what does the "3“ represents the constant. letter ":1" represent“? . a is the coefficient ofthe squared variable. "a" is the variable used in the equation. "a" is the coefficient ol‘the variable when it is not squared. 11ltp:f/thinkwell.com/twtesL/printrandomefm?assessmentlD=10374l&take=l&is'l‘WExe1'ci... 1/29/2008 Thinkwell | Homework #2 Page 4) QID: 2438 I11 the quadratic formula. what does 111: 0 "(2" represents the constant. . t u." . t. 9 . . Ml” L “WESLm‘ "c"1s the coeffietentofthe squared variable. "c" is the variable used in the equation. "c" is the coefficient of the variable when it is not squared. 5) QID: 2439 in the quadratic formula. what does the "b" represents the constant. [Lug b “Nahum ‘ "b" IS the coefficrent of the squared variable. "b" is the variable used in the equation. " " is the coefficient of the variable when t? it is not squared. 6) OID. 14463 Solve 36 0 x = OJ; 0 7) 0:0: 19675 Solve for x. 5 J9+5x=~Jx+2t ,3 .Fa‘i .‘i i; . 3 o ' L” i "3 None ofthe above http://thinkwell.com/twtest/printrandom.e fin?assessmentlD=l 0374 l &take= ] &isTWExerci. .. 1/29/2008 .well \ Homework #2 Page 3 of4 8) QID; 19693 Solve Form: 4 0r4 2m+17 =m+E 4 r c 72 0r2 2 J 2 9)QID:19728 Solve forx: 1 Jx+9 «1'44 0 7 , ‘ 25 , A 7 L,“ m “it? ' -1 10) QID: 19851 Use the quadratic formula to solve fOTIZ x/zl... 37 or _7_1'[3T7‘ 1 7 +‘ 0 - 2 2 —.1’“— I J: \o « // 7+Jfi (xv—Vii? 2 2 //:rv:-[.3 smia +46 1 u w r //w l“ “15‘. “ _.--’ (7+Jfi or ?_m A * ‘ 2 2 f/f fiNone of the abéwe w i H_ A ..i ‘e , \ l1; ‘ 2 d ( 'l H ’F { | ‘1 \ http:thinkwell.comitMest/pri“Randomefm?assessmentID=l 0374 1&1ake:I &isTWExerci... 1/29/2008 'l‘hjnkwell | Homework #2 Page 4 OH 11) OH}: 19353 Use the quadratic formula to solve for x: Q 1 or 73 32+2.\‘—'§:0 40H: » #2 A fl or —2 + wig . a 7—: 2 2 _ 3 l "‘ (LL! f2*1\fé§ or “2+iyfé 2 2 12) DID: 20004 In the right triangle shown below, the length ofside x is 5. True 13) QlD: 20011 Tom wants to build a rectangular dog kennel with diagonal length 50 feet. 20 feet by If he has I40 feet of fence. what dimensions should the kennel have? 50 feet 35 feet by 35 feet a 30 feet by _ _r~¢. 40 feet ' .»/| 25 feet by ' “7 J 45 feel ht‘tn:f/tl1inkwell.comftwtest/nrimrandom.ct‘nt'FassessmetttlD= l 0374i&take=l&isTWExerci... 1/29f2008 ...
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Homework #2 - Thinkwell | Homework#2 Page 1 0M Homework#2...

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