By Jerome E. Kaufmann, Karen L. Schwitters
ISBN-10: 0495105104
ISBN-13: 9780495105107
Make math a snap with ALGEBRA for students. utilizing daily language and many examples, Kaufman and Schwitters allow you to practice algebra thoughts and ace the try. This quantity additionally comes with Interactive Skillbuilder CD-ROM. This software is filled with over eight hours of video guideline to assist all of it make feel. Plus, you will get the strong web-based iLrn Homework software that makes your assignments a breeze. Get the grade you wish with ALGEBRA for students.
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Additional info for Algebra for College Students , Eighth Edition
Example text
3)3 ϩ 32 C 55. Use your calculator to check your answers for Prob- lems 27–52. C For Problems 56 – 64, use your calculator to evaluate each 33. 3(Ϫ1) Ϫ 4(3) 34. 4(Ϫ2) Ϫ 3(Ϫ1) numerical expression. 35. 7(2)3 ϩ 4(Ϫ2)3 36. Ϫ4(Ϫ1)2 Ϫ 3(2)3 56. 210 57. 37 37. Ϫ3(Ϫ2)3 ϩ 4(Ϫ1)5 38. 5(Ϫ1)3 Ϫ (Ϫ3)3 58. (Ϫ2)8 59. (Ϫ2)11 39. (Ϫ3)2 Ϫ 3(Ϫ2)(5) ϩ 42 60. Ϫ49 61. Ϫ56 40. (Ϫ2)2 Ϫ 3(Ϫ2)(6) Ϫ (Ϫ5)2 62. 14)3 63. 41)4 41. 23 ϩ 3(Ϫ1)3(Ϫ2)2 Ϫ 5(Ϫ1)(2)2 64. 73)5 42. Ϫ2(3)2 Ϫ 2(Ϫ2)3 Ϫ 6(Ϫ1)5 The symbol, C , signals a problem that requires a calculator.
The cost of a 5-pound box of candy is c cents. What is the price per pound? 96. The perimeter of a square is i inches. What is the perimeter expressed in feet? 97. The perimeter of a rectangle is y yards and f feet. What is the perimeter expressed in feet? 98. The length of a line segment is d decimeters. How long is the line segment expressed in meters? 99. The distance between two cities is m miles. How far is this, expressed in feet? C 100. Use your calculator to check your answers for Prob- lems 35 –54.
A large corporation has five divisions. Two of the divisions had earnings of $2,300,000 each. The other three divisions had a loss of $1,450,000, a loss of $640,000, and a gain of $1,850,000, respectively. What was the net gain (or loss) of the corporation for the year? 91. Use a calculator to check your answers for Problems 51– 86. ■ ■ ■ THOUGHTS INTO WORDS 101. Explain why 8 0 ϭ 0, but is undefined. 8 0 102. The following simplification problem is incorrect. The answer should be Ϫ11. Find and correct the error.
Algebra for College Students , Eighth Edition by Jerome E. Kaufmann, Karen L. Schwitters
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