1. π/7,5π/7, π
2. π/2, π/4, 3π/4, π/6, 5π/6
3. π/8, 3π/8, 5π/8, 7π/8, π/3, 2π/3
4. 2nπ/3: n ε Z or nπ+ π/4: n ε Z
π/2, π/4, 3π/4, π/6, 5π/6
1. real
2. real and equal
3. real and not equal
4. imaginary
real
1. (n-1) π/3 or (2n-1) π/4
2. (n+1) π/3 or (2n+1)π/4
3. (2n-1) π/5 or (2n+1) π/4
4. (2n+1) π/6 or (2n+1) π/4
(2n+1) π/6 or (2n+1) π/4
1. real
2. real and equal
3. real and not equal
4. imaginary
imaginary
1. π/7,5π/7, π
2. π/2, π/4, 3π/4, π/6, 5π/6
3. π/8, 3π/8, 5π/8, 7π/8, π/3, 2π/3
4. 2nπ/3: n ε Z or nπ+ π/4: n ε Z
π/8, 3π/8, 5π/8, 7π/8, π/3, 2π/3
1. real and equal
2. real and unequal
3. equal complex numbers
4. unequal complex numbers
unequal complex numbers
1. real
2. real and equal
3. real and not equal
4. imaginary
imaginary
1. 1/4
2. 1/3
3. 1/2
4. -1/3
-1/3
1. 1/4
2. π/2
3. π/8
4. 3π/16
3π/16
1. rational
2. rational and equal
3. rational and not equal
4. irrational
rational