How do I find all the solutions for cos(x)tan(x)=tan(x) on one interval rotation of the unit circle?
1 Answer
Oct 19, 2017
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Explanation:
We can immediately rewrite as
0 = tanx - cosxtanx0=tanx−cosxtanx
0 = tanx(1 - cosx)0=tanx(1−cosx)
So we now have two equations.
tanx = 0tanx=0
x = 0 or pix=0orπ
AND
1 - cosx= 01−cosx=0
x = 0x=0
So in the interval
Hopefully this helps!