Question
Asked Feb 27, 2020
4 views

Solve the folowing equation on [0,2pi)

2sqrt2 +4cosx=0

 

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Expert Answer

Step 1

In the given equation, the cosine function is the trigonometric function:

 

Rewrite the given equation:

 

Trigonometry homework question answer, step 1, image 1

 

 

 

 

Step 2

The cosine function is negative in the second and third quadrant:

Trigonometry homework question answer, step 2, image 1

 

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