9. 1) Find the period, amplitude, and some key points of the function f(x) = 2 cos 2x-1 2n); (0 x de 吡. Y e 2) Sketch the graph of the function f(x). 2 20m
9. 1) Find the period, amplitude, and some key points of the function f(x) = 2 cos 2x-1 2n); (0 x de 吡. Y e 2) Sketch the graph of the function f(x). 2 20m
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Transcribed Image Text:9.
1) Find the period, amplitude, and some key points of the function
f(x) = 2 cos 2x-1
2n);
(0
x
de
吡.
Y e
2) Sketch the graph of the function f(x).
2
20m
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