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Solve for x: 2cos(2x)= -1

This is for my Trigonometry class. Thanks in advance!

User Moroysn
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1 Answer

7 votes

Answer:

π/3

Explanation:

the explanation is as in the picture

Solve for x: 2cos(2x)= -1 This is for my Trigonometry class. Thanks in advance!-example-1
User Tim Clemons
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