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Coffin Problem: tan pi/7 tan 3pi/7 tan 5pi/7
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#Math #trigonometry #USSR
In this video we solve one of the “Coffin” problems, to evaluate tan pi/7 tan 3pi/7 tan 5pi/7.
Subscribe @letsthinkcritically !!
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I share Maths problems and Maths topics from well-known contests, exams and also from viewers around the world. Apart from sharing solutions to these problems, I also share my intuitions and first thoughts when I tried to solve these problems.
In this video we solve one of the “Coffin” problems, to evaluate tan pi/7 tan 3pi/7 tan 5pi/7.
Subscribe @letsthinkcritically !!
————————————————————————————————————————————————
I share Maths problems and Maths topics from well-known contests, exams and also from viewers around the world. Apart from sharing solutions to these problems, I also share my intuitions and first thoughts when I tried to solve these problems.
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