Mr. Valsa's Math Page
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  • AP Calculus AB
    • Course Intro
    • Semester 1 Review Material
    • Unit 01: Limits & Continuity >
      • 1.1 Intro to Calculus
      • 1.2 Defining Limits & Using Limit Notation
      • 1.3 Estimating Limit Values from a Graph
      • 1.4 Estimating Limit Values from a Table
      • 1.5 Determining Limits Using Algebraic Properties
      • 1.6 Determining Limits Using Algebraic Manipulation
      • 1.7 Selecting Procedures for Determining Limits
      • 1.8 Squeeze Theorem
      • 1.9 Multiple Representations of Limits
      • 1.10 Exploring Types of Discontinuities
      • 1.11 Defining Continuity
      • 1.12 Confirming Continuity over an Interval
      • 1.13 Removing Discontinuity
      • 1.14 Infinite Limits & Vertical Asymptotes
      • 1.15 Connecting Limits at Infinity & Horizontal Asymptotes
      • 1.16 Intermediate Values Theorem (IVT)
    • Unit 02: Intro to the Derivative >
      • 2.1 Defining Average & Instantaneous Rates of Change
      • 2.2 Defining the Derivative of a Function
      • 2.3 Estimating the Derivative at a Point
      • 2.4 Determining When Derivatives Exist
      • 2.5 Applying the Power Rule
      • 2.6 Derivative Rules
      • 2.7: Derivatives of sin, cos, e^x, ln(x)
      • 2.8 Product Rule
      • 2.9 Quotient Rule
      • 2.10 Derivative of tan/cot/sec/csc
    • Unit 03: Advanced Differentiation >
      • 3.1 The Chain Rule
      • 3.2 Implicit Differentiation
      • 3.3 Inverse Function Derivatives
      • 3.4 Inverse Trig Derivatives
      • 3.5 Selecting Procedures for Calculating Derivatives
      • 3.6 Higher Order Derivatives
    • Unit 04: Contextual Applications of Derivatives >
      • 4.1 The Meaning of the Derivative in Context
      • 4.2 Straight Line Motion
      • 4.3 Rates of Change in Applied Contexts
      • 4.4 Introduction to Related Rates
      • 4.5 Solving Related Rates Problems
      • 4.6 Approximating Values using Linearization
      • 4.7 L'Hospital's Rule
    • Unit 05: Analytical Applications >
      • 5.1 Using the Mean Values Theorem (MVT)
      • 5.2 Extreme Values Theorem (EVT)
      • 5.3 Determining where a function is increasing/decreasing
      • 5.4 First derivative test for extrema
      • 5.5 Candidates Test for Extreme Values
      • 5.6 Determining Concavity of a Function
      • 5.7 Second Derivative Test for Extrema
      • 5.8 Sketching Functions & their Derivatives
      • 5.9 Connecting a Function and it's 1st/2nd Derivative
      • 5.10 Intro to Optimization Problems
      • 5.11 Solving Optimization Problems
      • 5.12 Exploring Implicit Relationships
      • Unit 5 Review Material
  • PreCalculus
    • Course Intro
    • Unit 01: Function Analysis >
      • 1.1 Set & Interval Notation
      • 1.2 Function Review
      • 1.3 Domain & Range
      • 1.4 End Behavior & Extrema
      • 1.5 Inc/Dec/Const
      • 1.6 Symmetry
      • 1.7 Function Transformations
      • 1.8 Function Operations
      • 1.9 Inverses
      • 1.10 Piecewise Functions
      • Unit 01 Review Material
    • Unit 02: Polynomial & Rational Functions >
      • 2.1 Solving Polynomials
      • 2.2 Classifying Polynomials
      • 2.3 Complex Numbers
      • 2.4 End Behavior
      • 2.5 Writing Equations of Polynomials
      • 2.6 Solving Rational Equations
      • 2.7 Rational Inequalities
      • 2.8 Types of Discontinuity
      • 2.9 Graphing Rational Functions
      • Unit 02 Review Material
    • Unit 03: Conic Sections >
      • 3.1 Intro to Conic Sections
      • 3.2 Circles
      • 3.3 Ellipses
      • 3.4 Hyperbolas
      • 3.5 Parabolas
      • 3.6 Systems of Conic Sections
      • Unit 03 Review
    • Unit 04: Exponents & Logarithms >
      • 4.1 Exponents & Logarithms
      • 4.2 Evaluating Logarithms
      • 4.3 Solving Exponential & Log Equations
      • 4.4 Growth & Decay Models
      • 4.5 Properties of Logarithms
      • 4.6 Graphing Exponentials
      • Unit 04 Review Material
    • Unit 05: Sequences & Series >
      • 5.1 Arithmetic & Geometric Sequences
      • 5.2 Arithmetic Series
      • 5.3 Finite Geometric Series
      • 5.4 Infinite Geometric Series
      • 5.6 Sigma Notation
      • Unit 05 Review Material
    • Unit 06: Right Triangle Trigonometry >
      • 6.1 Right Angle Trigonometry
      • 6.2 Applications of Trigonometry
      • 6.3 Standard Position, Degrees, Radians
      • 6.4 Coterminal & Reference Angles
      • 6.5 Evaluating Trig Functions
      • 6.6 The Unit Circle
      • 6.7 Inverse Trig
      • 6.8 Law of Sines/Cosines
      • Unit 06 Review Material
    • Semester 1 Review
  • Integrated Math 3
    • Course Intro
    • Semester 1 Review Material
    • Unit 01: Analytic Geometry >
      • 1.1 Graphing Lines
      • 1.2 Parallel & Perpendicular
      • 1.3 Distance & Pythagorean Theorem
      • 1.4 Classifying Quadrilaterals
      • Unit 01 Review
    • Unit 02: Geometric Proofs & Modeling >
      • 2.1 Surface Area & Volume
      • 2.2 Density
      • 2.3 Cross Sections
      • Unit 02 Review
    • Unit 03: Circles & Parabolas >
      • 3.1 Circles Review
      • 3.2 Arc Length & Sector Area
      • 3.3 Writing & Graphing Circles
      • 3.4 Completing the Square
      • 3.5 Parabolas
      • Unit 03 Review
    • Unit 04: Representing Functions >
      • 4.1 - Key Features
      • 4-2 Even & Odd Symmetry
      • 4.3 Graphing Review
      • 4.4 Absolute Value Equations
      • 4.5 Absolute Value Functions Cont.
      • 4.6 Piecewise Functions
      • Unit 04 Review Material
    • Unit 05: Trigonometry >
      • 5.0 Intro to Trig
      • 5.1 Trig Applications
      • 5.2 Degrees & Radians
      • 5.3 Special Right Triangles
      • 5.4 Evaluating Trig Functions
      • 5.5 Reference Triangles
      • Unit 05 Review Material
    • Unit 06: Graphing Trig >
      • 6.0 Intro to Trig Graphs
      • 6.1 Vertical Shifts
      • 6.2 Phase Shifts
      • 6.3 Writing Trig Equations
      • Unit 06 Review Material
    • Unit 07: Polynomial Functions >
      • 7.0 Operations & Classifying Polynomials
      • 7.1 Factoring
      • 7.2 Solving by Factoring
      • 7.3 Solving Simultaneous Functions
      • 7.4 Exploring Changes in Graphs
      • 7.5 Key Features
      • 7.6 End Behavior
      • 7.7 Graphing Polynomials
      • 7.8 Factor Theorem
      • Unit 07 Review Material
    • SAT Practice
  • Math Team
  • Contact

​8.5 Half & Double Angle Identities

8-5_half_and_double_angle_-_precalc.pdf
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8-5_completed_notes_-_precalc.pdf
File Size: 83 kb
File Type: pdf
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8-4_to_8-5_worksheet_-_precalc_.pdf
File Size: 118 kb
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8-4_to_8-5_worksheet_ans_-_precalc.pdf
File Size: 47 kb
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8-4_to_8-5_worksheet_worked_out_solutions_-_precalc.pdf
File Size: 110 kb
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  • Home
  • AP Calculus AB
    • Course Intro
    • Semester 1 Review Material
    • Unit 01: Limits & Continuity >
      • 1.1 Intro to Calculus
      • 1.2 Defining Limits & Using Limit Notation
      • 1.3 Estimating Limit Values from a Graph
      • 1.4 Estimating Limit Values from a Table
      • 1.5 Determining Limits Using Algebraic Properties
      • 1.6 Determining Limits Using Algebraic Manipulation
      • 1.7 Selecting Procedures for Determining Limits
      • 1.8 Squeeze Theorem
      • 1.9 Multiple Representations of Limits
      • 1.10 Exploring Types of Discontinuities
      • 1.11 Defining Continuity
      • 1.12 Confirming Continuity over an Interval
      • 1.13 Removing Discontinuity
      • 1.14 Infinite Limits & Vertical Asymptotes
      • 1.15 Connecting Limits at Infinity & Horizontal Asymptotes
      • 1.16 Intermediate Values Theorem (IVT)
    • Unit 02: Intro to the Derivative >
      • 2.1 Defining Average & Instantaneous Rates of Change
      • 2.2 Defining the Derivative of a Function
      • 2.3 Estimating the Derivative at a Point
      • 2.4 Determining When Derivatives Exist
      • 2.5 Applying the Power Rule
      • 2.6 Derivative Rules
      • 2.7: Derivatives of sin, cos, e^x, ln(x)
      • 2.8 Product Rule
      • 2.9 Quotient Rule
      • 2.10 Derivative of tan/cot/sec/csc
    • Unit 03: Advanced Differentiation >
      • 3.1 The Chain Rule
      • 3.2 Implicit Differentiation
      • 3.3 Inverse Function Derivatives
      • 3.4 Inverse Trig Derivatives
      • 3.5 Selecting Procedures for Calculating Derivatives
      • 3.6 Higher Order Derivatives
    • Unit 04: Contextual Applications of Derivatives >
      • 4.1 The Meaning of the Derivative in Context
      • 4.2 Straight Line Motion
      • 4.3 Rates of Change in Applied Contexts
      • 4.4 Introduction to Related Rates
      • 4.5 Solving Related Rates Problems
      • 4.6 Approximating Values using Linearization
      • 4.7 L'Hospital's Rule
    • Unit 05: Analytical Applications >
      • 5.1 Using the Mean Values Theorem (MVT)
      • 5.2 Extreme Values Theorem (EVT)
      • 5.3 Determining where a function is increasing/decreasing
      • 5.4 First derivative test for extrema
      • 5.5 Candidates Test for Extreme Values
      • 5.6 Determining Concavity of a Function
      • 5.7 Second Derivative Test for Extrema
      • 5.8 Sketching Functions & their Derivatives
      • 5.9 Connecting a Function and it's 1st/2nd Derivative
      • 5.10 Intro to Optimization Problems
      • 5.11 Solving Optimization Problems
      • 5.12 Exploring Implicit Relationships
      • Unit 5 Review Material
  • PreCalculus
    • Course Intro
    • Unit 01: Function Analysis >
      • 1.1 Set & Interval Notation
      • 1.2 Function Review
      • 1.3 Domain & Range
      • 1.4 End Behavior & Extrema
      • 1.5 Inc/Dec/Const
      • 1.6 Symmetry
      • 1.7 Function Transformations
      • 1.8 Function Operations
      • 1.9 Inverses
      • 1.10 Piecewise Functions
      • Unit 01 Review Material
    • Unit 02: Polynomial & Rational Functions >
      • 2.1 Solving Polynomials
      • 2.2 Classifying Polynomials
      • 2.3 Complex Numbers
      • 2.4 End Behavior
      • 2.5 Writing Equations of Polynomials
      • 2.6 Solving Rational Equations
      • 2.7 Rational Inequalities
      • 2.8 Types of Discontinuity
      • 2.9 Graphing Rational Functions
      • Unit 02 Review Material
    • Unit 03: Conic Sections >
      • 3.1 Intro to Conic Sections
      • 3.2 Circles
      • 3.3 Ellipses
      • 3.4 Hyperbolas
      • 3.5 Parabolas
      • 3.6 Systems of Conic Sections
      • Unit 03 Review
    • Unit 04: Exponents & Logarithms >
      • 4.1 Exponents & Logarithms
      • 4.2 Evaluating Logarithms
      • 4.3 Solving Exponential & Log Equations
      • 4.4 Growth & Decay Models
      • 4.5 Properties of Logarithms
      • 4.6 Graphing Exponentials
      • Unit 04 Review Material
    • Unit 05: Sequences & Series >
      • 5.1 Arithmetic & Geometric Sequences
      • 5.2 Arithmetic Series
      • 5.3 Finite Geometric Series
      • 5.4 Infinite Geometric Series
      • 5.6 Sigma Notation
      • Unit 05 Review Material
    • Unit 06: Right Triangle Trigonometry >
      • 6.1 Right Angle Trigonometry
      • 6.2 Applications of Trigonometry
      • 6.3 Standard Position, Degrees, Radians
      • 6.4 Coterminal & Reference Angles
      • 6.5 Evaluating Trig Functions
      • 6.6 The Unit Circle
      • 6.7 Inverse Trig
      • 6.8 Law of Sines/Cosines
      • Unit 06 Review Material
    • Semester 1 Review
  • Integrated Math 3
    • Course Intro
    • Semester 1 Review Material
    • Unit 01: Analytic Geometry >
      • 1.1 Graphing Lines
      • 1.2 Parallel & Perpendicular
      • 1.3 Distance & Pythagorean Theorem
      • 1.4 Classifying Quadrilaterals
      • Unit 01 Review
    • Unit 02: Geometric Proofs & Modeling >
      • 2.1 Surface Area & Volume
      • 2.2 Density
      • 2.3 Cross Sections
      • Unit 02 Review
    • Unit 03: Circles & Parabolas >
      • 3.1 Circles Review
      • 3.2 Arc Length & Sector Area
      • 3.3 Writing & Graphing Circles
      • 3.4 Completing the Square
      • 3.5 Parabolas
      • Unit 03 Review
    • Unit 04: Representing Functions >
      • 4.1 - Key Features
      • 4-2 Even & Odd Symmetry
      • 4.3 Graphing Review
      • 4.4 Absolute Value Equations
      • 4.5 Absolute Value Functions Cont.
      • 4.6 Piecewise Functions
      • Unit 04 Review Material
    • Unit 05: Trigonometry >
      • 5.0 Intro to Trig
      • 5.1 Trig Applications
      • 5.2 Degrees & Radians
      • 5.3 Special Right Triangles
      • 5.4 Evaluating Trig Functions
      • 5.5 Reference Triangles
      • Unit 05 Review Material
    • Unit 06: Graphing Trig >
      • 6.0 Intro to Trig Graphs
      • 6.1 Vertical Shifts
      • 6.2 Phase Shifts
      • 6.3 Writing Trig Equations
      • Unit 06 Review Material
    • Unit 07: Polynomial Functions >
      • 7.0 Operations & Classifying Polynomials
      • 7.1 Factoring
      • 7.2 Solving by Factoring
      • 7.3 Solving Simultaneous Functions
      • 7.4 Exploring Changes in Graphs
      • 7.5 Key Features
      • 7.6 End Behavior
      • 7.7 Graphing Polynomials
      • 7.8 Factor Theorem
      • Unit 07 Review Material
    • SAT Practice
  • Math Team
  • Contact