To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

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Answer 1

Question

Chapter A.4, Problem 35E

(A)

To determine

To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

(B)

To determine

To find: The correct solution for the incorrect solution.

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Exercises 38–40 will help you prepare for the material covered in the first section of the next chapter. In Exercises 38-39, simplify each algebraic expression. 38. (-9x³ + 7x? - 5x + 3) + (13x + 2r? – &x – 6) 39. (7x3 – 8x? + 9x – 6) – (2x – 6x? – 3x + 9) 40. The figures show the graphs of two functions. y y 201 10- .... -20- flx) = x³ glx) = -0.3x + 4x + 2

Simplify the algebraic expressions in Problems 1–14 by combining similar terms. 5x - 8x + x

In Problems 57–68, solve each equation in the real number system. 57. x* - x + 2x? - 4x - 8 = 0 58. 2x + 3x? + 2x + 3 = 0 59. 3x + 4x? - 7x + 2 = 0 60. 2x – 3x –- 3x – 5 = 0 234 CHAPTER 4 Polynomial and Rational Functions 61. 3x – x? - 15x + 5 = 0 62. 2x - 11x² + 10x + 8 = 0 63. x* + 4x + 2r? - x + 6 = 0 64. x* - 2x + 10x? - 1&r + 9 == (0 8 +x +1 = 0 65. x 66. х + + 3x - 2 = 0 67. 2x - 19x + 57x - 64x + 20 = 0 68. 2x + x - 24x + 20x + 16 = 0

Answer 2

Question

Chapter A.4, Problem 35E

(A)

To determine

To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

(B)

To determine

To find: The correct solution for the incorrect solution.

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Answer 3

Question

Chapter A.4, Problem 35E

(A)

To determine

To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

(B)

To determine

To find: The correct solution for the incorrect solution.

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Answer 4

Question

Chapter A.4, Problem 35E

(A)

To determine

To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

(B)

To determine

To find: The correct solution for the incorrect solution.

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Answer 5

Chapter A.4, Problem 35E

(A)

To determine

To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

(B)

To determine

To find: The correct solution for the incorrect solution.

Answer 6

Chapter A.4, Problem 35E

(A)

To determine

To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

Answer 7

Chapter A.4, Problem 35E

(A)

To determine

To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

Answer 8

(B)

To determine

To find: The correct solution for the incorrect solution.

Answer 9

(B)

To determine

To find: The correct solution for the incorrect solution.

Answer 10

Expert Solution & Answer

Answer 11

Expert Solution & Answer

Answer 12

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Answer 13

Ch. A.4 - Reduce each fraction to lowest terms....Ch. A.4 - Reduce each rational expression to lowest terms....Ch. A.4 - Prob. 3MP Ch. A.4 - Combine into a single fraction and reduce to...Ch. A.4 - Express as a simple fraction reduced to lowest...Ch. A.4 - In Problems 122, perform the indicated operations...Ch. A.4 - In Problems 122, perform the indicated operations...Ch. A.4 - Prob. 3E Ch. A.4 - In Problems 122, perform the indicated operations...Ch. A.4 - Prob. 5E

To check: Whether the solution is correct and if wrong, to explain how it can be corrected.

Solution Summary: The author explains that the given solution is incorrect, since 3 is not a common factor in both numerator and denominator.

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Chapter A.4 Solutions