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Trigonometry Trig. equation

jacks

Well-known member
Apr 5, 2012
226
Number of real solution of the equation $\sin (\sin (\sin x)) = \cos (\cos (\cos x))$

where $ 0 \leq x\leq 2\pi$
 

earboth

Active member
Jan 30, 2012
74
Number of real solution <--- 2
of the equation $\sin (\sin (\sin x)) = \cos (\cos (\cos x))$

where $ 0 \leq x\leq 2\pi$
...