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Lesson 15.3 - The Sine and Cosine Functions

Picture
Essential Question(s): 

Explain the characteristics of the unit circle.
Explain the behavior and characteristics of the sine and cosine functions.
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Follow the steps to complete your notes and review the content.
STEP 1: Preparation 
Title your spiral with the heading above, copy the essential question(s), and draw your border line for the Cornell notes.

STEP 2: Textbook
Answer the follow questions by using your workbook. Read more than enough to ensure a complete answer to the question. 
Following a Cornell notes format, the questions should be written in the left-hand column and with the answers to the right of the question.
Make sure to write enough to answer the question.
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Problem 1
  1. What are the three trig ratios and two special right triangles?
  2. What information is listed on the unit circle?
  3. What symmetry and patterns exist in the unit circle?
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Problem 3
  1. What does the parent sine function look like? (Sketch the parent sine function. List key values and graph on the interval -2pi to 2pi.)
  2. What does the parent cosine function look like? (Sketch the parent sine function. List key values and graph on the interval -2pi to 2pi.)
  3. What characteristics are the same between the sine and cosine function?
  4. What characteristics are different between the sine and cosine functions?
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​Chapter Summary
  1. Review on your own. Add any questions and answers you want.

STEP 3: Self-check
Perform a self-check after the lesson is completed in class by asking yourself the following question:
                                                                     "Can you answer the essential question(s) completely?"
  • Yes? Awesome job! You took effective notes, and paid attention. You are on your way to success! :D
  • No? Ok. We all have struggles. Determine why you said no, revise your notes and self-check again. Do not get discouraged. 
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RMHS - MATHEMATICS - MS. STEVENSON - ROOM 603
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Palm Springs Unified
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