Which of the following matches your Sketch the graph of y = 2 + cos graph? a. b. 3n 27 2 2 c. d. 4 6 4 6 2.
Which of the following matches your Sketch the graph of y = 2 + cos graph? a. b. 3n 27 2 2 c. d. 4 6 4 6 2.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter12: Angle Relationships And Transformations
Section12.5: Reflections And Symmetry
Problem 2C
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Topic Video
Question
Sketch
Expert Solution
Step 1
We have, the general form of a cosine function is given as
Where,
- The amplitude of a cosine wave is the vertical distance from the middle of the waves to the peaks (or from the middle to the valleys). In the equations above, it is given by |A| .
- The period of a cosine wave is the horizontal distance for the wave to do one complete cycle from one peak to the next peak. In the equations above, it is given by (2π/|B|).
- The phase shift of a cosine wave is the horizontal distance the wave is shifted from the traditional starting position. In the equations above, it is given by − (C/B).
- The vertical shift of a cosine wave is the vertical distance that the middle of the wave is shifted from the x-axis. In the equations above, it is given by D.
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