1.The complete solution set of the inequality tan2x−22tanx+1≤0\tan^2 x - 2\sqrt{2}\tan x + 1 \le 0tan2x−22tanx+1≤0 isa.nπ+π8≤x≤nπ+3π8n\pi + \dfrac{\pi}{8} \le x \le n\pi + \dfrac{3\pi}{8}nπ+8π≤x≤nπ+83π, n∈In \in In∈Ib.nπ+π4≤x≤nπ+3π4n\pi + \dfrac{\pi}{4} \le x \le n\pi + \dfrac{3\pi}{4}nπ+4π≤x≤nπ+43π, n∈In \in In∈Ic.nπ+π16≤x≤nπ+3π8n\pi + \dfrac{\pi}{16} \le x \le n\pi + \dfrac{3\pi}{8}nπ+16π≤x≤nπ+83π, n∈In \in In∈Id.nπ+π3≤x≤nπ+2π3n\pi + \dfrac{\pi}{3} \le x \le n\pi + \dfrac{2\pi}{3}nπ+3π≤x≤nπ+32π, n∈In \in In∈ILogin to continueOnly logged in users canattempt or see the solution.
