Solve on the interval 0 to 2pi

admin October 31, 2017

6.52K viewsNovember 1, 2017trigonometry

0

admin 60 November 1, 2017 0 Comments

$cos(2\theta)+cos(4\theta) = 0$

$cos^2\theta + 2sin\theta cos\theta - sin^2\theta = 0$