1. 0.02
2. 0.002
3. 0.0002
4. 2
2
1. 30, -26
2. 30, 28
3. -30, -28
4. 30, 26
30, -26
1. 0
2. 1
3. -1
4. 2
0
1. (0, 1)
2. (1/3, 1)
3. [2,√13]
4. [-2,√13]
(1/3, 1)
1. [-2, 3]
2. [3, √13]
3. [2, √13]
4. [-2, √13]
[-2, √13]
1. a ε (0, 2)
2. a ε (0, 1)
3. a ε [-1, 1]
4. a ε [0, 2]
a ε (0, 1)
1. A or B are null matrices
2. A or Bare unit matrices
3. A2 = A, B2 =B
4. AB =BA
AB =BA
1. 1/6 sin2V
2. 2/3 sin 2V
3. 3/2 sin 2V
4. sin 2V
1/6 sin2V
1. 2
2. 3
3. 4
4. 5
3
1. x3 – 3x + 1=0
2. x3 – 6x + 8=0
3. x3 – 9x + 8=0
4. x3 – 12x + 8=0
x3 – 12x + 8=0