Test Bank for Intermediate Algebra, 13th Edition

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Contents____________________________iii__________________________________Chapter Test FormsPreTest …………………………………………………………………………..89Chapter R ……………………………………………………………………….99Chapter 1…..…………………………………………………...……………….121Chapter 2………………………………………………………………………..143Chapter 3………………………………………………………………………..173Chapter 4………………………………………………………………………..193Chapter 5………………………………………………………………………..213Chapter 6………………………………………………………………………..227Chapter 7………………………………………………………………………..255Chapter 8………………………………………………………………………..281Chapter 9………………………………………………………………………..311Chapter 10………………………………………………………………………339Chapter 11………………………………………………………………………367Final …………………………………………………………………………….387Answers to Test FormsPreTest – Final Exam...………………………………………………..………..403

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INTERMEDIATE ALGEBRA, PretestForm A89PRETEST, FORM AINTERMEDIATE ALGEBRANAME: ______________________________SECTION: ________1.Identify all integers in the list318, 6 ,7 ,, 2.6 ,25 ,11 ,, 052.1. _____________________2.Simplify5128.2. _____________________3.If244,2, and3, findyzxxyzzx  .3. _____________________For Exercises 4-6, write the smallest number in each group of numbers.4.9,3.2,8, 0.14. _____________________5.919 ,,16 ,245. _____________________6.1,4,6,126. _____________________For Exercises 7-8, simplify each expression.7.13411aaa7. _____________________8.4 212 45pp8. _____________________For Exercises 9-11, solve each equation or inequality.9.6517x 9. _____________________10.473nnn 10. ____________________11.435zz11. ____________________For Exercises 12-16, perform the indicated operations.12.5322354abbaab12. ____________________13.723722323yyyyy13. ____________________

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90INTERMEDIATE ALGEBRA, PretestForm A14.2538nn14. ____________________15.23xy15. ____________________16.5176723xxxx16. ____________________For Exercises 17-19, factor the expression completely.17.224925ba17. ____________________18.2428yy18. ____________________19.41542yy19. ____________________20.Simplify:43623baba.20. ____________________21.Multiply:23448162nnnnn.21. ____________________22.Divide:2222222322510uvuuvvuuvvuvv.22. ____________________23.Writeabba1273241as a single fraction.23. ____________________For Exercises 24-25, solve each equation.24.2383yy24. ____________________25.23101nn25. ____________________26.Solve the system:103232yxyx.26. ____________________27.SolveDCBA4forB.27. ____________________28.Find the square roots of16196z.28. ____________________

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INTERMEDIATE ALGEBRA, PretestForm A9129.Multiply:2 15 35.29. ____________________30.Subtract:3272.30. ____________________31.Simplify:424 .31. ____________________32.A garden is in the shape of a rectanglewith a perimeter of 72 meters. The lengthis 3 meters more than twice the width.Find the length of the garden.32. ____________________For Exercises 33-35, graph each equation.33.32yx 34.30y35.24yx

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92INTERMEDIATE ALGEBRA, PretestForm BPRETEST, FORM BINTERMEDIATE ALGEBRANAME: ______________________________SECTION: ________1.Identify all integers in the list140,3 ,5 ,, 1.5 ,9 , 7 ,,1238.(A)12,7,3(B)12,7,80,3(C)12,3(D)12,7,9,80,31. _________2.Simplify5128.(A) 23(B) –23(C) 79(D) –792. _________3.If34,2, and3, findyzxxyzxz  .(A)67(B) –6(C) –18(D) 1873. _________For Exercises 4-6, find the smallest number in each group.4.(A) 0.1(B) –8(C) 9(D) –3.94. _________5.(A)9(B)29(C)41(D)165. _________6.(A)1(B)6(C)4(D)126. _________For Exercises 7-8, simplify each expression.7.132aaa(A)10a(B)11a(C)10a(D)11a7. _________8.4 212 45pp(A) –6(B)166p(C)166p(D) 68. _________

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INTERMEDIATE ALGEBRA, PretestForm B93For Exercises 9-11, solve each equation or inequality.9.6517x (A)2(B)113(C)113(D)29. _________10.473nnn (A) 3(B)3(C)23(D)2310. ________11.zz543(A)2,(B),2(C),2(D)2,11. ________For Exercises 12-16, perform the indicated operations.12.5322354abbaab(A)7253209baba(B)725379baba(C)72531220baba(D)10621220abba12. ________13.723722323yyyyy(A)yyy4635(B)143523yyy(C)143523yyy(D)yyy233513. ________14.2538nn(A)2640nn(B)263140nn(C)2640nn(D)2640n14. ________15.23xy(A)229xy(B)229xy(C)2296xxyy(D)2296xxyy15. ________

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94INTERMEDIATE ALGEBRA, PretestForm B16.365223xxxx(A)22xx(B)22xx(C)22xx(D)22xx16. ________For Exercises 17-19, factor the expression completely.17.224925ba(A)275ba(B)baba7575(C)27575baa(D) prime17. ________18.2536tt(A)49tt(B)49tt(C)312tt(D)312tt18. ________19.41542yy(A)1242yy(B)4212yy(C)414yy(D)414yy19. ________20.Simplify:43623baba.(A)20121ba(B)1224812baba(C)2012ba(D)35a b20. ________21.Multiply:23448162nnnnn.(A)24nn(B)222nn(C)222nn(D)212n21. ________

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INTERMEDIATE ALGEBRA, PretestForm B9522.Divide:2222222322510uvuuvvuuvvuvv.(A)25 ()()v uvuv(B)5vuv(C) 5v(D)2()uvuv22. ________23.Writeabba1273241as a single fraction.(A)ab31(B)abab12783(C)abab12783(D)1743ab23. ________For Exercises 24-25, solve each equation.24.2383yy(A)13 , 3(B)1 , 33(C)21 , 3(D)2 , 1324. ________25.23101nn(A)2, 5(B)5, 2(C)11,25(D)11,5225. ________26.Solve the system:103232yxyx.(A)2,4(B)4,2(C)0,1(D)0,31026. ________

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96INTERMEDIATE ALGEBRA, PretestForm B27.SolveDCBA4forB.(A)4DACB(B)CDAB1(C)CDAB44(D) none of these27. ________28.Find the square roots of8256x.(A)8816and16xx(B)4416and16xx(C)444and4xx(D)884and4xx28. ________29.Multiply:2 15 35.(A)125(B)152(C) 303(D)23029. ________30.Subtract:3272.(A)2 10(B)22(C)22(D) 2 1030. ________31.Simplify:424 .(A)26(B)66(C) 263(D)6331. ________32.A garden is in the shape of a rectanglewith a perimeter of 72 meters. The lengthis 3 meters more than twice the width.Find the length of the garden.(A) 11 meters (B) 13 meters (C) 23 meters (D) 25 meters32. ________

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INTERMEDIATE ALGEBRA, PretestForm B97For Exercises 33-35, select the graph of each given equation.33.32yx 33. ________(A)(B)(C)(D)34.30y34. ________(A)(B)(C)(D)35.24yx35. ________(A)(B)(C)(D)

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INTERMEDIATE ALGEBRA, Chapter RForm A99CHAPTER R, FORM AINTERMEDIATE ALGEBRANAME: ______________________________SECTION: ________1.Graph on a number line.33,0.5, 0,,162⎧⎫−−⎨⎬⎩⎭1.For Exercises 2-5, Let03525 , 4,, 4.3,,2,327A⎧⎫=−−⎨⎬⎩⎭. First simplify each elementas needed, and then list the elements from A that belong to each set.2.Whole Numbers2. _____________________3.Integers3. _____________________4.Rational Numbers4. _____________________5.Real Numbers5. _____________________For Exercises 6-7, decide whether each statement is true or false6.Every integer is a real number.6. _____________________7.Every natural number is a whole number.7. ____________________In Exercises 8-13, perform the indicated operations.8.1239+8. _____________________9.()()611116−−− −+−9. _____________________10.2842 234⎛⎞−−+⋅−⎜⎟⎝⎠10. ____________________

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100INTERMEDIATE ALGEBRA, Chapter RForm A11.()()237216−− −−11. ____________________12.()()1274414⎡+− −+⎤⎣⎦−−+12. ____________________13.()()()432 25921321⋅+−−−−+13. ____________________The table shows projected resident population changes over a three year period, forselected states. Use this data to answer questions 14-16.StatePopulationPercent ChangeFrom ThreeYears EarlierAlabama4,833,722+1.13%Minnesota5,420,380+2.20%New York19,651,127+1.41%Oregon3,930,065+2.58%Vermont626,630+0.14%Wyoming582,658+3.38%14.What are the two largest percent changesin the given list?14. ____________________15.What are the two smallest percent changesin the given list?15. ____________________16.What is the difference between the populations of16. ____________________Alabama and Oregon?For Exercises 17-19, find the square root. If the number is not real, say so.17.625−17. ____________________18.19618. ____________________19.81−19. ____________________20.Under what conditions willabe a real number?20. ____________________

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INTERMEDIATE ALGEBRA, Chapter RForm A10121.Evaluate2965mkr−+if4,2, and r1km=−==−.21. ____________________22.Use the properties of real numbersto simplify the following:()()4 673 4543ddd−+++−22. ____________________23.In simplifying()()3245xx−−−, howis the associative property used?What is the simplified form?23. ________________________________________________________________________________In Exercises 24-30, match the statement with the appropriate property. Answers may beused more than once.24.()1313−−=A. Distributive Property24. ________25.()505−+=−B. Inverse Property25. ________26.()2 3468+=+C. Identity Property26. ________27.()()4646cc++=++D. Associative Property27. ________28.()()3244 32mm+=+E. Commutative Property28. ________29.()2223232ttt−+=−+F. Multiplication Property29. ________of Zero30.2800y⋅=30. ________

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102INTERMEDIATE ALGEBRA, Chapter RForm BCHAPTER R, FORM BINTERMEDIATE ALGEBRANAME: ______________________________SECTION: ________1.Graph the set on a number line.51,3.5, 0,,43ìüïïïï---íýïïïïîþ1.For Exercises 2-5, let−−−=2,2,535,5.3,70,4,36A. First simplify each elementas needed, and then list the elements from A that belong to each set.2.Whole Numbers2. _____________________3.Integers3. _____________________4.Rational Numbers4. _____________________5.Real Numbers5. _____________________For Exercises 6-7, decide whether the statement is true or false..6.Every real number is a rational number.6. _____________________7.Every whole number is a rational number.7. _____________________In Exercises 8-13, perform the indicated operations.8.3475−8. _____________________9.25187 9362⎛⎞−⋅+−+⎜⎟⎝⎠9. _____________________10.()()()()()23436813++−+10. ____________________11.()2 41149−−11. ____________________

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