1. 5π/12
2. π/12
3. 7π/12
4. -π/12
π/12
1. -5π/6
2. -π/6
3. 5π/6
4. π/6
-5π/6
1. -π
2. –π/2
3. 0
4. π/2
0
1. 2(cis π/2)
2. 2(cis π/3)
3. 2(cis π/4)
4. none
2(cis π/2)
1. 2 cis 5π/6
2. 2 cis π/6
3. cis 5π/6
4. cis π/6
2 cis 5π/6
1. 2 cis 5π/6
2. 2 cis (-5π/6)
3. 2 cis (-π/6)
4. 2 cis (π/6)
2 cis (-5π/6)
1. 2 cis (2π/3)
2. 2 cis (-2π/3)
3. 2 cis (-π/3)
4. 2 cis (π/3)
2 cis (-π/3)
1. 13cis θ, tan θ=12/5
2. 13cis θ, sin θ=12/5
3. 13cis θ, cos θ=12/5
4. 13cis θ, cot θ=12/5
13cis θ, tan θ=12/5
1. √2 cis 3π/4
2. cis π/2
3. cis (-π/2)
4. cis(3π/3)
√2 cis 3π/4
1. cis θ sec θ
2. cis θ/2
3. cis (π/2-θ)
4. cis(π/2+θ)
cis θ sec θ