CAIE P3 2006 November — Question 2

Exam BoardCAIE
ModuleP3 (Pure Mathematics 3)
Year2006
SessionNovember
TopicAddition & Double Angle Formulae

2 Solve the equation $$\tan x \tan 2 x = 1 ,$$ giving all solutions in the interval \(0 ^ { \circ } < x < 180 ^ { \circ }\).