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avatar+219 

tanθ=2cosθtanθ

 

I think it might be

 
 Jan 10, 2021
 #1
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+1

tan = 2 cos tan     divide both sides by 2 tan

1 / 2 = cos

 

60 degrees and 300 degrees

 
 Jan 10, 2021
 #2
avatar+824 
+1

https://web2.0calc.com/questions/what-is-the-general-solution-to-the-equation-tan-2cos-tan

 

this might help

 
 Jan 10, 2021

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