Solve tan2(x)=1\tan^2(x) = 1tan2(x)=1 for x∈[0,π)x \in [0, \pi)x∈[0,π).
π/4\pi/4π/4
3π/43\pi/43π/4
π/4,3π/4\pi/4, 3\pi/4π/4,3π/4
000