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

Solve for x: 2cos(2x)= -1 This is for my Trigonometry class. Thanks in advance!
178k views
4 votes
Solve for x: 2cos(2x)= -1

This is for my Trigonometry class. Thanks in advance!

User Moroysn
by
8.2k points

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
by
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