2.1.2 cpm homework answers

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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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• Core Connections Algebra 1, 2013
• Core Connections Geometry, 2013
• Core Connections Integrated I, 2013
• Core Connections Integrated I, 2014
• Core Connections Integrated II, 2015
• Core Connections Integrated III, 2015
• Core Connections: Course 1
• Core Connections: Course 2
• Core Connections: Course 3
• Section 1.1
• Section 1.2
• Chapter Closure
• Section 2.1
• Section 2.2
• Section 3.1
• Section 3.2
• Section 4.1
• Section 4.2
• Section 5.1
• Section 5.2
• Section 6.1
• Section 6.2
• Section 7.1
• Section 7.2
• Section 8.1
• Section 8.2
• Section 8.3
• Section 9.1
• Section 9.2
• Section 9.3
• Section 10.1
• Section 10.2
• Section 10.3
• Section 11.1
• Section 11.2
• Section 11.3
• Section 12.1
• Section 12.2
• Section A.1
• Section A.2
• Section A.3
• Appendix Closure
• Section B.1
• Section B.2
• Section C.1

CPM Student Tutorials

Cc algebra 2 etools, other resources.

• Student: CPM eBooks (Student Version)
• Student: eWorkspace
• Parent: eBook Support
• Trouble Shooting
• Creating Desmos eTools
• Creating CPM eTools
• Algebra Videos
• Problem Solving Videos
• Statistics Videos
• TI-84 Graphing Calculator
• Student: Presentation Tools
• CC Course 1 eTools
• CC Course 2 eTools
• CC Course 3 eTools
• CC Algebra eTools
• CC Geometry eTools
• CC Integrated I eTools
• CC Integrated II eTools
• CC Integrated III eTools
• Pre-Calc. w/Trig
• Making Connections 1
• Making Connections 2
• Algebra Connections
• Geometry Connections
• Algebra 2 Connections
• Foundations For Algebra 1
• Foundations For Algebra 2

General eTools

• Algebra Tiles (CPM)
• Data Representations (CPM)
• 3D Plotter (CPM)
• Desmos Graphing Calculator

TI 83/84 Graphing Calculator

• CCA2 1.1.2: 1-10 Student eTool (Desmos)
• CCA2 2.1.2: 2-12 Student eTool (Desmos)
• CCA2 2.1.3: 2-30 Transforming Parabolas (Desmos)
• CCA2 2.1.4: 2-43 Student eTool (CPM)
• CCA2 2.1.5: 2-65 Student eTool (Desmos)
• CCA2 2.2.1: 2-79 Student eTool (Desmos)
• CCA2 2.2.2: 2-104 Student eTool (Desmos)
• CCA2 2.2.3: 2-121 Student eTool (Desmos)
• CCA2 2.2.3: 2-122 Student eTool (Desmos)
• CCA2 2.2.5: 2-156 Student eTool (Desmos)
• CCA2 3.2.1: 3-57 Student eTools (Desmos)
• CCA2 3.2.2: 3-73 Student eTool (Desmos)
• CCA2 3.2.5: 3-111 Student eTool (Desmos)
• CCA2 4.1.1: 4-1 Student eTool (Desmos)
• CCA2 4.2.1: 4-58 Student eTool (Desmos)
• CCA2 4.2.1: 4-63 Student eTool (Desmos)
• CCA2 5.1.2: 5-19 Student eTool (Desmos)
• CCA2 5.2.4: 5-94 Student eTool (Desmos)
• CCA2 6.1.2: 3D Point Plotter and Graphing Linear Equations in Three Variables (CPM)
• CCA2 6.1.5: 6-61 Student eTool (Desmos)
• CCA2 7.1.2: 7-12 Student eTools (Desmos)
• CCA2 7.1.3: 7-33 & 7-34 Student eTools (Desmos)
• CCA2 7.1.3: 7-34 Unit Circle Showing Sine Curve (Desmos)
• CCA2 7.1.4: 7-52 Student eTool: The Cosine Calculator eTool (Desmos)
• CCA2 7.1.4: 7-52 Student eTool and Unit Circle Showing Bases and Cosine Curve (Desmos)
• CCA2 7.1.5: 7-73 Teacher eTool (Desmos)
• CCA2 7.1.6: Unit Circle with Reference Triangles (Desmos)
• CCA2 7.2.1: Transforming Sine and Cosine Functions (Desmos)
• CCA2 7.2.4: General Form of the Sine Function with Sliders (Desmos)
• CCA2 8.3.1: Polynomial Division with and without a remainder Videos
• CCA2 8.2.3: 3D Complex Plane Model
• CCA2 9.1.2: RNG Online
• CCA2 9.3.1: 9-71 Student eTool (Desmos)
• CCA2 10.3.1: 10-133 Student eTool (Desmos)
• CCA2 10.3.1: Pascal's Triangle (Desmos)
• CCA2 11.1.1: 11-1 Student eTool (CPM)
• CCA2 11.1.1: 11-2 Student eTool (CPM)
• CCA2 11.1 & 11.2: Random Number Generator online
• CCA2 11.2.1: Random.org online & 11-37 eTool (CPM) & Data Representations (CPM)
• CCA2 11.2.4 7-73 & 7-74 Student eTools (Desmos)
• CCA2 12.1.4: 12-61 (1/sinx) Student eTool (Desmos)
• CCA2 12.1.4: 12-65 (1/cosx and 1/tanx) Student eTool (Desmos)
• CCA2 A.1.1: A-4 Student eTool (Desmos)
• CCA2 A.2.1: A-42 Student eTool (Desmos)
• CCA2 A.3.1: A-84 Student eTool (Desmos)
• CCA2 B.1.1: B-2 Student eTool (Desmos)
• CCA2 B.1.2: B-20 Student eTool (Desmos)
• CCA2 B.1.4: B-40 & B-41 Student eTool (Desmos)