## Core Connections Algebra 2

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Selected Answers for <strong>Core</strong> <strong>Connections</strong> <strong>Algebra</strong> 2

- Page 2 and 3: Lesson 1.1.1 1-4. a: 1 2 b: 3 1-5.
- Page 4 and 5: Lesson 1.1.3 1-34. a: The numbers b
- Page 6 and 7: Lesson 1.2.1 (Day 2) 1-65. a: 2 b:
- Page 8 and 9: Lesson 1.2.2 (Day 2) 1-91. a: x = y
- Page 10 and 11: Lesson 1.2.4 1-112. a: A portion of
- Page 12 and 13: Lesson 2.1.2 2-16. Answers will var
- Page 14 and 15: Lesson 2.1.4 2-50. a: f (x) = (x +
- Page 16 and 17: Lesson 2.2.1 (Day 1) 2-81. Possible
- Page 18 and 19: Lesson 2.2.2 (Day 1) 2-107. a: y =
- Page 20 and 21: Lesson 2.2.3 2-125. a and : Neither
- Page 22 and 23: Lesson 2.2.5 2-162. x < 2, y = -(x
- Page 24 and 25: Lesson 3.1.3 3-45. a: n = -2 b: x =
- Page 26 and 27: Lesson 3.2.3 3-90. 2x 3(2x-1) = 2x
- Page 28 and 29: Lesson 4.1.1 4-7. See graph at righ
- Page 30 and 31: Lesson 4.1.3 4-40. a: (-2, -11); Th
- Page 32 and 33: Lesson 4.2.2 4-83. x = -2, y = 3, z
- Page 34 and 35: Lesson 5.1.2 5-26. See graph at rig
- Page 36 and 37: Lesson 5.2.1 5-60. Domain: x > 0; R
- Page 38 and 39: Lesson 5.2.3 5-84. Possible answer:
- Page 40 and 41: Lesson 6.1.1 6-8. a: Their y- and z
- Page 42 and 43: Lesson 6.1.3 6-35. See graph at rig
- Page 44 and 45: Lesson 6.2.1 6-95. y = 3 x 6-96. In
- Page 46 and 47: Lesson 6.2.3 6-127. a: y = 40(1.5)
- Page 48 and 49: Lesson 7.1.1 7-3. a: The shape woul
- Page 50 and 51: Lesson 7.1.2 (Day 2) 7-24. −∞ <

Lesson 7.1.4 (Day 1) 7-53. 15 ( 4 ,

Lesson 7.1.5 7-77. a: Same; π 3 an

Lesson 7.1.7 7-104. 420° a: π 3

Lesson 7.2.2 7-129. a: y = sin x

Lesson 7.2.4 7-158. a: Yes b: y = c

Lesson 8.1.1 (Day 2) 8-17. The func

Lesson 8.1.3 8-54. Stretch factor i

Lesson 8.2.2 8-87. Possible Functio

Lesson 8.3.1 8-120. a: -7 c: (x + 7

Lesson 8.3.2 (Day 2) 8-147. p(x) =

Lesson 8.3.3 8-169. (0, 0), (3, 0),

Lesson 9.1.2 9-22. a: The question

Lesson 9.2.1 9-50. a: When asked to

Lesson 9.3.1 9-75. a: They will not

Lesson 9.3.3 9-103. a: 667.87 lunch

Lesson 10.1.2 10-34. a: odds: t(n)

Lesson 10.1.4 11 10-62. a: ∑ (60

Lesson 10.2.1 (Day 2) 10-96. Calcul

Lesson 10.3.1 (Day 1) 10-145. x 7 +

Lesson 10.3.2 10-169. Robin: $11,88

Lesson 11.1.2 11-18. Answers should

Lesson 11.2.1 11-41. Theoretically,

Lesson 11.2.3 11-64. Upper bound: 2

Lesson 11.2.4 11-75. Yes, 20% is wi

Lesson 12.1.1 12-5. a: always b: ne

Lesson 12.1.3 (Day 1) 12-43. a: 30

Lesson 12.1.4 12-67. a: a c b: c b

Lesson 12.2.2 (Day 1) 12-109. 90.21

Lesson 12.2.3 12-130. sin π 12 = s

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## Algebra 2 Worksheets with answer keys

- Absolute Value Equations
- Simplify Imaginary Numbers
- Adding and Subtracting Complex Numbers
- Multiplying Complex Numbers
- Dividing Complex Numbers
- Dividing Complex Number (advanced)
- End of Unit, Review Sheet
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- Compound Interest Worksheet #1 (no logs)
- Compound Interest Worksheet (logarithms required)
- Simplify Rational Exponents
- Solve Equations with Rational Exponents
- Solve Equations with variables in Exponents
- Factor by Grouping
- 1 to 1 functions
- Evaluating Functions
- Composition of Functions
- Inverse Functions
- Operations with Functions
- Functions Review Worksheet
- Product Rule of Logarithms
- Power Rule of Logarithms
- Quotient Rule of Logarithms
- Logarithmic Equations Worksheet
- Dividing Polynomials Worksheet
- Solve Quadratic Equations by Factoring
- Solve Quadratic Equations by Completing the Square
- Quadratic formula Worksheet (real solutions)
- Quadratic Formula Worksheet (complex solutions)
- Quadratic Formula Worksheet (both real and complex solutions)
- Discriminant Worksheet
- Sum and Product of Roots
- Radical Equations
- Rationalizing the Denominator
- Simplify Rational Expressions Worksheet
- Dividing Rational Expressions
- Multiplying Rational Expressions
- Adding and Subtracting Rational Expressions (with like denominators)
- Adding and Subtracting Ratioal Expressions with Unlike Denominators
- Mixed Review on Rational Expressions

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Page 2 of 107. 2 Core Connections Algebra 2. Lesson 1.1.1. 1-4. a: 1. 2 b: 3. 1-5. a: h(x) then g(x) b: Yes, g(x) then h(x). 1-6. See graph above right.

Error in line 2: It should be –14, not +14; x = –37. Selected Answers © 2013 CPM Educational Program. All rights reserved. 3. Lesson 1.1.3. 1-34

Tools of Algebra 2. Answers may vary. Sample: properties of real numbers, solving equations, solving inequalities, probability 3. Check students' work.

(no answer key on this one, sorry); Compound Interest Worksheet #1 (no logs)

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Algebra 2 answers, solutions, and theory for high school math, 10th to 11th grade. Like a math tutor, better than a math calculator or problem solver.

c: See graph above right. 2. 2013 CPM Educational Program. All rights reserved. Core Connections Algebra 2. Lesson 1.1.2

Algebra 2. Homework KEY (answers only) – 5.9 Practice 1. 5. x3 - 2x2 – 5x + 6. 6. x3 - 2x2 + x – 2. 7. x4- 4x3 + 14x2 - 36x + 45. 8. x4- x3 + 7x2 - 9x – 18.

Home > CCA2 · Chapter 1 · Chapter 2 · Chapter 3 · Chapter 4 · Chapter 5 · Chapter 6 · Chapter 7

Lesson 1-1. 1. The domain and range of a function give information about all the possible inputs and outputs for the relationship.