- 51. S(x) = x + 2x? – 5x – 6 52. (x) = x' + &x? + 11x – 20 53. f(x) = 2r –- 13x² + 24x – 9 54. f(x) = 2x³ – 5x² – 4x + 12 55. f(x) = 3x + 4x² + 4x + 1 56. f(x) 3 Зx3 -7x2 + 12х 28 57. f(x) = x - 10x2 + 28x – 16 58. f(x) = x + 6x? + 6x 4 59. f(x) %3D х* + х - Зх2 — х + 2 60. f(x) = x* – x³ – 6x² + 4x + 8 61. f(x) = 21x* + 22x³ – 99x – 72x + 28 62. f(x) = 54x* – 57x – 323x? + 20x + 12 63. f(x) = x³ – 8x² + 17x – 6 64. f(x) = 2r* + 11r³ – 5x² – 43x + 35 65. f(x) = 4x + 7x? – 2 66. f(х) — 4x4 + 15х?- 4 %3D 67. f(x) = 4x* – &r* – x + 2 68. f(x) = 4x5 + 12x* – x- 3
- 51. S(x) = x + 2x? – 5x – 6 52. (x) = x' + &x? + 11x – 20 53. f(x) = 2r –- 13x² + 24x – 9 54. f(x) = 2x³ – 5x² – 4x + 12 55. f(x) = 3x + 4x² + 4x + 1 56. f(x) 3 Зx3 -7x2 + 12х 28 57. f(x) = x - 10x2 + 28x – 16 58. f(x) = x + 6x? + 6x 4 59. f(x) %3D х* + х - Зх2 — х + 2 60. f(x) = x* – x³ – 6x² + 4x + 8 61. f(x) = 21x* + 22x³ – 99x – 72x + 28 62. f(x) = 54x* – 57x – 323x? + 20x + 12 63. f(x) = x³ – 8x² + 17x – 6 64. f(x) = 2r* + 11r³ – 5x² – 43x + 35 65. f(x) = 4x + 7x? – 2 66. f(х) — 4x4 + 15х?- 4 %3D 67. f(x) = 4x* – &r* – x + 2 68. f(x) = 4x5 + 12x* – x- 3
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter8: Introduction To Functions
Section8.8: Linear And Quadratic Functions
Problem 4ST
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Question
In Problems 51–68, find the real zeros of f. Use the real zeros to factor f.
Transcribed Image Text:- 51. S(x) = x + 2x? – 5x – 6
52. (x) = x' + &x? + 11x – 20
53. f(x) = 2r –- 13x² + 24x – 9
54. f(x) = 2x³ – 5x² – 4x + 12
55. f(x) = 3x + 4x² + 4x + 1
56. f(x) 3 Зx3 -7x2 + 12х
28
57. f(x) = x - 10x2 + 28x – 16
58. f(x) = x + 6x? + 6x
4
59. f(x) %3D х* + х - Зх2 — х + 2
60. f(x) = x* – x³ – 6x² + 4x + 8
61. f(x) = 21x* + 22x³ – 99x – 72x + 28
62. f(x) = 54x* – 57x – 323x? + 20x + 12
63. f(x) = x³ – 8x² + 17x – 6
64. f(x) = 2r* + 11r³ – 5x² – 43x + 35
65. f(x) = 4x + 7x? – 2
66. f(х) — 4x4 + 15х?- 4
%3D
67. f(x) = 4x* – &r* – x + 2
68. f(x) = 4x5 + 12x* –
x- 3
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