Math 107 Section 7981 - Quiz #3 Answer Sheet Template Multiple Choice Questions Short Answer Section 1. ______ 11. ____________________________ 2. ______ 12. ____________________________ 3. ______ 13. ____________________________ 4. ______ 14. ____________________________ 5. ______ 15. ____________________________ 6. ______ 16. ____________________________ 7. ______ 17. ____________________________ 8. ______ 18. ____________________________ 9. ______ 19. ____________________________ 10. ______ 20A. ____________________________ 20B. ____________________________ 20C. ____________________________ 20D. ____________________________ 21. ____________________________ Math\t107\tSection\t7981\t-\tQuiz\t#3\t-\tSchultz\t-\tDue\tApril\t10,\t2016\t-\tpage\t1\tof 5 Follow\tthese\tdirections\tcarefully. This\tquiz\tis\tdue\tby\t11:59\tEastern\ttime\ton\tApril\t10,\t2016. o This\tis\tan\timportant\tassignment,\tcounting\t8%\tof\tyour\tgrade. o Submit\tthis\tassignment\tin\tyour\tassignments\tfolder\tby\tthe\tdue\tdate. Answer\tall\tthe\tquestions. There\tare\t23\tproblems\ton\t4\tpages. o There\tare\t112\tpoints\tpossible. The\tbest\t100\twill\tcount;\tthe\trest\tis\textra credit. o No\twork\tis\trequired\tfor\tthe\tMULTIPLE\tCHOICE\tSECTION\tor\tfor\tthe\tSHORT ANSWER\tSECTION. There\tis\tno\tpartial\tcredit\tfor\tthese\tproblems,\tso\tplease consider\tyour\tanswers\tcarefully. o Show\tall\twork\tfor\tthe\tLONG\tANSWER\tSECTION. There\tis\tpartial\tcredit\tfor these\tproblems Use\tthe\ttemplate\tprovided\tto\tanswer\tthe\tMULTIPLE\tCHOICE\tand\tSHORT\tANSWER questions.\tPlease\tuse\ta\tseparate\tdocument\tto\tanswer\tthe\tlong\tanswer\tsection. You may\ttype\tup\tyour\tanswers\tin\ta\tdocument\t(like\tWord\tor\tExcel)\tor\thandwrite\tyour answers\tand\tscan\tthem\tin\t-\tup\tto\tyou. Submit\tyour\tassignment\tas\tan\tattachment. Under\tno\tcircumstances\tshould\tyou type\tyour\tanswers\tinto\ta\ttext\tbox. MULTIPLE\tCHOICE\tQUESTIONS. (30\tpts\ttotal,\t3\tpts\teach) 1. On\twhat\tinterval\tis\tthe\tfunction\tbelow\tdecreasing? 2. 3. 4. A. B. (4, 1) (1,2) C. D. (2, 1) Not\tdecreasing\ton\tany\tinterval. What\tis\tthe\tslope\tof\tany\tline\tparallel\tto\t2 3 = 8? A. 3/2 C. 3/2 B. 2/3 D. 2/3 What\tis\tthe\tslope\tof\tany\tline\tperpendicular\tto\t2 3 = 8? A. 3/2 C. 3/2 B. 2/3 D. 2/3 What\tis\tan\tequation\tof\tthe\tline\twith\tslope\t2\tand\tcontaining\tthe\tpoint 3,3 ? A. = 2 + 3 C. = 2 + 6 B. = 2 + 9 D. = 2 3 Math\t107\tSection\t7981\t-\tQuiz\t#3\t-\tSchultz\t-\tDue\tApril\t10,\t2016\t-\tpage\t2\tof 5 5. On\twhat\tinterval(s)\tis\tthe\tfunction\tgraphed\tbelow\tincreasing? A. B. (1,2) (3/2, ) (5,5) (1,1) C. D. (, 1) (2,7/2) Not\tincreasing\ton\tany\tinterval. 6. The\tline\tjoining\t(5,5)\tand\t(5,5)\tis\thorizontal. T. True F. False 7. If = 6 ,\tthen\t(1)\tis\tequal\tto\t1. T. True F. False 8. If\ta\tfunction\tis\teven,\tthen\tits\tgraph\tis\tsymmetric\tabout\tthe\ty-axis. T. True F. False 9. If\ta\tfunction\tis\todd,\tthen\tits\tgraph\tis\tsymmetric\tabout\tthe\torigin. T. True F. False 10. The\tfunction = 8 3 6 is\teven. T. True F. False SHORT\tANSWER\tQUESTIONS. (42\tpts\ttotal,\t3\tpts\teach) 11. Write\tan\tequation\tfor\ta\tfunction\tthat\thas\tthe\tshape\tof = ||,\tbut\tis\tshifted\tleft\ttwo units\tand\tup\t3\tunits. 12. Write\tan\tequation\tfor\ta\tfunction\tthat\thas\tthe\tshape\tof = 6 ,\tbut\tis\tshifted\tright\ttwo units\tand\tdown\t3\tunits. 13. Find\tthe\tslope\tof\tthe\tline\tcontaining\tthe\tpoints\t(8, 5)\tand\t(8,11). Math\t107\tSection\t7981\t-\tQuiz\t#3\t-\tSchultz\t-\tDue\tApril\t10,\t2016\t-\tpage\t3\tof 5 Questions\t14\tand\t15\tinvolve\tthe\tfunction\tgraphed\tbelow. 14. 15. 16. On\twhat\tinterval(s)\tis\tthe\tfunction\tincreasing? Express\tyour\tanswer\tin\tinterval notation. On\twhat\tinterval(s)\tis\tthe\tfunction\tdecreasing? Express\tyour\tanswer\tin\tinterval notation. Suppose = 6 + 2 3. Determine 1 . Be\tcareful. Math\t107\tSection\t7981\t-\tQuiz\t#3\t-\tSchultz\t-\tDue\tApril\t10,\t2016\t-\tpage\t4\tof 5 Questions\t17,\t18,\t19,\t20 and\t21\tinvolve\tGraphs\t1\tand\t2\tappearing\tdirectly\tbelow. Graph\t1:\t() Graph\t2:\t() You're\tgiven\tthe\tinformation\tthat\tGraphs\t1\tand\t2\tare\tpiecewise\tlinear,\tand\tthat\tGraph\t2\tis\ta transformation\tof\tGraph\t1\tusing\thorizontal\tand\tvertical\ttranslations. Each\tnumbered\tor\tlettered\tpart\tis\tworth\t3\tpoints. So\tQuestion\t20\tis\tworth\t12\tpoints,\t3\tpoints\tfor each\tlettered\tpart. In\tQuestions\t17\tand\t18,\tfill\tin\tthe\tblanks. HINT: Each\tlong\ttick\tmark\trepresents\tone\tunit.\tTherefore,\tthe\tfirst\tpiece\tof\tthe\tgraph\tof\tf\tis a\tline\tcontaining\tthe\tpoints\t(-3,2)\tand\t(-1,2),\twhile\tthe\tsecond\tpiece\tis\ta\tline\tcontaining\tthe points\t(-1,2)\tand\t(1,0). How\tdo\tyou\tfind\tan\tequation\tof\ta\tline? . __________, 3 < 1 = . __________, 1 1 19. Determine\tthe\trange\tof\tf\tin\tinterval\tnotation. 20A,\t20B,\t20C,\tand\t20D. Choose\tthe\tcorrect\talternative\tand\tfill\tin\tthe\tblanks. The\tgraph\tof\t()\tis\tobtained\tfrom\tthe\tgraph\tof by\tshifting\tthe\tgraph\tof\t() A. LEFT or RIGHT (choose\tone) by B. ________\tunits, and\tthen C. UP or DOWN (choose\tone) by D. ________\tunits. 21. Which\tof\tthe\tfollowing\tis\tcorrect? A. B. = 3 + 1 = + 3 1 C. D. = + 3 + 1 () = ( 3) 1 Math\t107\tSection\t7981\t-\tQuiz\t#3\t-\tSchultz\t-\tDue\tApril\t10,\t2016\t-\tpage\t5\tof 5 LONG\tANSWER\tPROBLEMS. 22. 23. 24. 25. (40\tpts\ttotal,\t10\tpts\teach) Write\tthe\tabsolute\tvalue\tfunction = 5 3| 2|\tas\ta\tpiecewise\tdefined function\twithout\tabsolute\tvalues. Find\tan\tequation\tof\tthe\tline,\tin\tslope-intercept\tform,\tcontaining\tthe\tpoints\t(3,6) and\t(5, 14). Find\tan\tequation\tof\tthe\tline\tperpendicular\tto\tthe\tline = 3 2\tand\twhich\tpasses through\tthe\tpoint\t(1,2). Express\tyour\tanswer\tin\tslope-intercept\tform. A\tsalesperson\tearns\ta\tbase\tsalary\tof\t$3,200\tper\tmonth\tand\ta\tcommission\tof\t5%\ton the\tamount\tof\tsales\tmade. A. Write\tdown\tthe\tlinear\tfunction\twhich\texpresses\tthe\tpaycheck\tas\ta\tfunction\tof the\tamount\tof\tsales\tmade. (6\tpts) B. If\tthe\tperson\thas\ta\tpaycheck\tof\t$5,700.00\tfor\tone\tmonth,\twhat\twas\tthe\tamount of\tsales\tfor\tthe\tmonth? (4\tpts) \f