3 tan 2 x 1 0 July 8, 2019 16 32 64 128 3 tan 2 2x 1 0 2 tan x-3 cot x-1=0 The equation 2 tan2 x 3 tan x 1 0 is a trigonometric equation that is of type The equation 2 tan2 x − 3 tan x 1 0 is a trigonometric equation of 3 tan^2x=1