Graph the following function over a two-period interval. Give the period and the amplitude. 1 y=5 cos 7X 1 What is the period of the function y = cos x?

Trigonometry (MindTap Course List)
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ISBN:9781337278461
Author:Ron Larson
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Chapter1: Trigonometry
Section1.7: Inverse Trigonometric Functions
Problem 4ECP: Use a calculator to approximate the value of each expression, if possible. a. arctan4.84 b....
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Graph, give the period, and find the amplitude.

Graph the following function over a two-period interval. Give the period and the amplitude.
1
y=- cos
X-
What is the period of the function y= cos 7x?
(Simplify your answer. Type an exact answer, using a as needed. Use integers or fractions for any numbers in the expression.)
Transcribed Image Text:Graph the following function over a two-period interval. Give the period and the amplitude. 1 y=- cos X- What is the period of the function y= cos 7x? (Simplify your answer. Type an exact answer, using a as needed. Use integers or fractions for any numbers in the expression.)
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