How to solve the following equation? $$\tan x= \tan(x+10^\circ)\tan(x+20^\circ)\tan(x+30^\circ)$$
Find the acute angle $x$ for $\tan x = \tan(x+10^\circ)\tan(x+20^\circ)\tan(x+30^\circ)$.
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trigonometry
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5Do you mean acute? – 2012-12-25
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0Er,yeah, sorry~ – 2012-12-26