When solving the following trigonometric equation,  4sin x = 1 + cos x, we need to find a way to have only on instead of two different ?? in the equation. To do this, we can ?? both sides, and then use the ?? identity to obtain a ?? equation that has the form a cos2 x + b cos x + c = 0. The coefficients are a = ??, b = ??, c = ??

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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When solving the following trigonometric equation, 

4sin x = 1 + cos x,

we need to find a way to have only on instead of two different ?? in the equation.

To do this, we can ?? both sides, and then use the ?? identity to obtain a ?? equation that has the form

a cos2 x + b cos x + c = 0.

The coefficients are a = ??, b = ??, c = ??

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