Determine the smallest positive value of $x,$ in degrees, for which
\[\tan (x + 100^{\circ}) = \tan (x + 50^{\circ}) \tan x \tan (x - 50^{\circ}).\]
Question:
Determine the smallest positive value of $x,$ in degrees, for which
\[\tan (x + 100^{\circ}) = \tan (x + 50^{\circ}) \tan x \tan (x - 50^{\circ}).\]
Answer:
Let's think step by step.

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30^\circ
Determine the smallest positive value of $x,$ in degrees, for which
\[\tan (x + 100^{\circ}) = \tan (x + 50^{\circ}) \tan x \tan (x - 50^{\circ}).\]
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