Dave's Web Corner

MTH-121 Week 6 (September 29-October 5)

• Outline
• Assessments
• Handouts
• Videos
• Technology

Outline

4.2 Amplitude and Period

• recommended problems
  • 11, 17, 19, 21, 25, 29, 31, 35, 41, 45
• learning objectives
  • find the amplitude and period of a given graph
  • graph trigonometric functions with negative coefficients.

4.3 Phase Shift

• recommended problems
  • 3, 7, 9, 11, 17, 19, 21, 25, 27, 29
• learning objectives
  • graph a trigonometric equation with a phase shift
  • graph a complete cycle of a trigonometric equation
  • graph a trigonometric equation with a vertical translation

A.1 Amplitude and Period (Reciprocal Functions)

• recommended problems
  • 1, 3, 5, 7, 9, 11, 13, 15, 17
• learning objectives
  • identifying and drawing cotangent and secant with vertical and horizontal scalings as well as vertical and horizontal translations.
  • focusing on the bounding box that sets the framework for all six trigonometric functions.

A.2 Phase Shift (Reciprocal Functions)

• recommended problems
  • 1, 3, 5, 7, 9, 11, 13, 15, 17
• learning objectives
  • identifying and drawing tangent and cosecant with vertical and horizontal scalings as well as vertical and horizontal translations.
  • focusing on the bounding box that sets the framework for all six trigonometric functions.

Assessments

• All assessments are completed at https://www.xyzhomework.com
• Calendar of all XYZ Homework assessment deadlines (homework, quizzes, exams)
• Homework
  • Homework 6 due by 11:59pm, Saturday, October 5: Sections 4.2, 4.3, A.1, A.2
  • Homework 7 due by 11:59pm, Saturday, October 12: Sections 4.4, 4.5, 4.6
• Quiz
  • Quiz 3 due by 11:59pm, Tuesday, October 1: Chapter 3
  • Quiz A due by 11:59pm, Tuesday, October 8: Chapter A
• Exam
  • Exam 2 due by 11:59pm, Thursday, October 17: Chapters 3, 4, Appendix A

Handouts

• Announcements
  • Schmidt Award
  • Math Graduate Award
  • Honors Program introduction
  • Tutoring Center services
• Formulas
  • Fundamental Trigonometry Identities
• Graph Paper is a folder containing a variery of graph paper
• Applications
  • Approximations of Trigonometric Function Values
  • Solutions and Applications of Right Triangles
  • Further Applications of Right Triangles
• Radians
  • Radian Measure
  • Applications of Radian Measure
  • Linear and Angular Speed
• Unit Circle
  • The Unit Circle
  • The Unit Circle Segments
  • The Unit Circle and Circular Functions
• Function Graphs
  • Trigonometric Function Graphs
  • Inverse Trigonometric Function Graphs
  • Graphs of the Sine and Cosine Functions
  • The 12x4 Box Method
  • Graphs of the Tangent and Cotangent Functions
  • Graphs of the Secant and Cosecant Functions

Videos

• Playlists
  • MTH-121 Recommended Problems
  • MTH-121 Topics
• Recommended Problems
  • Chapter 4
• Topics
  • Right Triangles
    • Three Famous Right Triangles

Technology

• Communication
  • Zoom
  • Microsoft Lens
  • Apple Notes
  • Adobe Scan
  • Joining a Zoom Webinar
• Calculator
• Desmos
  • Visualizing Sine and Cosine as Circular Functions
  • Graphs of Sine and Cosine Functions
  • The Bounding Box