For number 95, how did they get an 8? 146 of 898Copyright 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s).Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. Cengage Learning reserves the right to remove additional content at any timesubsequent rights restrictions require it.132 Chapter 1 Equations and Inequalities43. (2x + 1)² = 2744. (5y + 2)² – 48 = 077. 3x2 = - 5x – 178. 2x2 = 5x + 1145. (5x + 1)² = -846. (7y + 2)² + 48 = 079. x² + 1 = -7x80. 13x2 + 1 = - 10x81. 3x + 6x = - 182. 2x(x + 3) = –1Complete the square to make each a perfect-squaretrinomial.47. x² + 6x48. x² + 8x83. 7x = 2x + 284. 5x x += 349. х2 — 4х50. х212x85. x + 2x + 2 = 086. a? + 4a + 8 = 051. a + 5a52. 12 + 9t87. y + 4y + 5 = 088. x² + 2x + 5 = 053. 2 — 11г54. s² – 7.s89. x2 – 2x = - 590. z2 – 3z = -8355. y +356. р? +291. x² -3292. x? +4157. q - 34258. т?mSolve each formula for the indicated variable.Solve each equation by completing the square.193. h =94. x² + y? = r²; x59. x + 12x = -860. x² – 6x = -161. х.10x + 37 = 062. a + 16a + 82 = 095. h = 64t – 167²; t96. у %316x2 – 4; x63. x² + 5 = -5x64. x² + 1 = -4x97.1; у98.a= 1; x%3D65. y + 11y = -4966. x² – 5x = -2299.a?1; а100.a?1; bb²67. 2x2 – 20x = -4968. 4x2 + 8x = 769. 3x² = 1 – 4x70. 3x2 + 4x = 5101. х2 + ху — у? %3D 0;B х71. 2x² = 3x + 172. 2x2 + 5x = 14102. х? — 3ху + у' %3D0; уUse the discriminant to determine the number and type ofroots. Do not solve the equation.Use the Quadratic Formula to solve each equation.74. 7z2 = –14z – 13103. x + 6x + 9 = 0104. -3x2 + 2x = 2173. 9х?18x – 14105. 3x2 – 2x + 5 = 0106. 9x² + 42.x + 49 = 075. 2x2 = 14x –30i76. 5x² + x = -5Copyright 2017 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s).Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. Cengage Learning reserves the righto remove additional content at any time if subsequent rights restrictions require it. 6:04 PM Sun Mar 2074%AAA bartleby.comSecondary Pr...Free Chart -...www.astro.c...The formula...b Answered: 59...TINY Tigers Eye M...Q SEARCH& ASK AN EXPERTCHATVX MATH SOLVERExpert Solution & AnswerAnswer to Problem 95E8±/64–hThe formula for t is t =4Explanation of SolutionQuadratic Formula:-b±/b² -4acThe solutions of the general quadratic equation, ax? + bx + c = 0, are x =(a + 0).2aCalculation:The given equation can be rewritten as 1612 – 64t + h = 0.Solve 16t2 – 64t + h = 0 for t by using Quadratic formula as follows.Here, a == 16, b= -64 and c = h.Substitute these values in the Quadratic Formula as,-b ± /b? – 4act =2a- (-64) ±(-64)² – 4 (16) (h)2 (16)64 + V-64h + 4096How?2 (16)648-h + 64328 ± V64 – h8±/64-hTherefore, the formula for t is t =Final statement:8±/64-hThe formula for t is t =4< PreviousNext >Chapter 1.4, Problem 94EChapter 1.4, Problem 96E||||||

Answered: Image /qna-images/answer/46298a46-d053-4e6c-b11b-e5d4c9445fc5.jpg

132 Chapter 1 Equations and Inequalities 43. (2x + 1)2 = 27 44. (5y + 2)? - 48 = 0 77. 3x2 = - 5x 1 78. 2x = 5x + 11 45. (5x + 1)2 = -8 46. (7y + 2)2 + 48 = 0 79. x + 1 = -7x 80. 13x + 1 = -10x 81. 3x + 6x = -1 82. 2x(x + 3) = -1 Complete the square to make each a perfect-square trinomial. 47. x2 + 6x 48. x? + 8x 83. 7x = 2x + 2 84. 5x x + = 3 49. x - 4x 50. x – 12x 85. x + 2x + 2 = 0 86. a + 4a + 8 = 0 51. a + 5a 52. 12 + 9t 87. y + 4y + 5 = 0 88. x² + 2x + 5 = 0 53. 7 - 11r 54. s? - 7s 89. x2 - 2x = -5 90. z2 – 3z = -8 3 55. y + 3 56. p + p 2 2 x%3D 9 5 91. x - 92. x + = X 1 57. q - 2 58. m - " 59 Solve each formula for the indicated variable. 1 93. h = 28 Solve each equation by completing the square. 94. x² + y? = r; x 59. x + 12x = -8 60. x - 6x = -1 61. x - 10x + 37 = 0 62. a + 16a + 82 = 0 95. h = 641 – 161; t 96. y = 16x - 4; x 63. x² + 5 = -5x 64. x2 + 1 = -4x = 1; x b? 97. 98. 1; y b²

132 Chapter 1 Equations and Inequalities 43. (2x + 1)2 = 27 44. (5y + 2)? - 48 = 0 77. 3x2 = - 5x 1 78. 2x = 5x + 11 45. (5x + 1)2 = -8 46. (7y + 2)2 + 48 = 0 79. x + 1 = -7x 80. 13x + 1 = -10x 81. 3x + 6x = -1 82. 2x(x + 3) = -1 Complete the square to make each a perfect-square trinomial. 47. x2 + 6x 48. x? + 8x 83. 7x = 2x + 2 84. 5x x + = 3 49. x - 4x 50. x – 12x 85. x + 2x + 2 = 0 86. a + 4a + 8 = 0 51. a + 5a 52. 12 + 9t 87. y + 4y + 5 = 0 88. x² + 2x + 5 = 0 53. 7 - 11r 54. s? - 7s 89. x2 - 2x = -5 90. z2 – 3z = -8 3 55. y + 3 56. p + p 2 2 x%3D 9 5 91. x - 92. x + = X 1 57. q - 2 58. m - " 59 Solve each formula for the indicated variable. 1 93. h = 28 Solve each equation by completing the square. 94. x² + y? = r; x 59. x + 12x = -8 60. x - 6x = -1 61. x - 10x + 37 = 0 62. a + 16a + 82 = 0 95. h = 641 – 161; t 96. y = 16x - 4; x 63. x² + 5 = -5x 64. x2 + 1 = -4x = 1; x b? 97. 98. 1; y b²

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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