15 cos“ x – 14 cos² x + 3 = 0; [0, 7] %3D

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.4: Values Of The Trigonometric Functions
Problem 19E
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Use inverse trigonometric functions to find the solutions of the equation that are in the given interval, and approximate the solutions to four decimal places.

15 cos“ x – 14 cos² x + 3 = 0;
[0, 7]
%3D
Transcribed Image Text:15 cos“ x – 14 cos² x + 3 = 0; [0, 7] %3D
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