Solve sin(θ)−cos(θ)=0\sin(\theta) - \cos(\theta) = 0sin(θ)−cos(θ)=0 for θ∈[0,2π)\theta \in [0, 2\pi)θ∈[0,2π).
θ=π3,4π3\theta = \frac{\pi}{3}, \frac{4\pi}{3}θ=3π,34π
θ=π6,5π6\theta = \frac{\pi}{6}, \frac{5\pi}{6}θ=6π,65π
θ=π4,5π4\theta = \frac{\pi}{4}, \frac{5\pi}{4}θ=4π,45π
θ=π2,3π2\theta = \frac{\pi}{2}, \frac{3\pi}{2}θ=2π,23π