What is the minimum value of
$$(\sin x + \cos x + \tan x + \csc x + \sec x + \cot x)^2$$
($x$ is real and takes only those values where the function is well defined.)
$$(\sin x + \cos x + \tan x + \csc x + \sec x + \cot x)^2$$
($x$ is real and takes only those values where the function is well defined.)
No comments:
Post a Comment