Solving Trigonometric Equations

$$\frac{2\pi}{3},\frac{4\pi}{3}$$

$$\frac{2\pi}{3},\frac{5\pi}{3}$$

$$\frac{5\pi}{6},\frac{7\pi}{6}$$

$$\frac{5\pi}{6},\frac{11\pi}{6}$$

$$\theta=0+2k\pi$$

$$\theta=\pi+2k\pi$$

$$\theta=\frac{\pi}{2}+2k\pi$$

$$\theta=\frac{3\pi}{2}+2k\pi$$

0.50, 2.64

0.50, 5.78

0.50, 3.64

0.50, 2.07

3.99, 5.43

2.29, 5.43

2.42, 3.86

2.42, 5.56

$$0,\pi$$

$$\frac{\pi}{2},\frac{3\pi}{2}$$

0

$$\frac{\pi}{2}$$

$$\frac{7\pi}{6},\frac{11\pi}{6}$$

$$\frac{\pi}{2},\frac{7\pi}{6},\frac{11\pi}{6}$$

$$\frac{\pi}{2},\frac{5\pi}{6},\frac{7\pi}{6}$$

$$\frac{4\pi}{3},\frac{5\pi}{3}$$

0

$$\frac{\pi}{4}$$

$$\frac{5\pi}{4}$$

No solution

$$\frac{\pi}{6},\frac{5\pi}{6}$$

$$\frac{7\pi}{6},\frac{11\pi}{6}$$

$$\frac{\pi}{6}$$

$$\frac{7\pi}{6}$$

$$\frac{3\pi}{8},\frac{7\pi}{8},\frac{11\pi}{8},\frac{15\pi}{8}$$

$$\frac{3\pi}{8},\frac{7\pi}{8}$$

$$\frac{\pi}{4},\frac{5\pi}{4},\frac{9\pi}{4},\frac{13\pi}{4}$$

$$\frac{3\pi}{8}$$

$$\frac{\pi}{3}$$

$$\frac{\pi}{3},\frac{4\pi}{3}$$

$$\frac{2\pi}{3}$$

$$\frac{\pi}{3},\frac{7\pi}{3}$$