Give the smallest positive value of $x$ for which $\tan x$ is undefined. An answer and explanation on how to solve would be great.
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On which domain is $\tan(x)$ defined? – Qwerty Jul 06 '16 at 15:21
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An explanation will depend on what you know about trigonometry. Please add context to your Question. – hardmath Jul 06 '16 at 15:22
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Step 1: draw a graph. Step 2: look at graph. Step 3: ...... – John Joy Jul 06 '16 at 15:24
