1. 15
2. √113
3. √593
4. √369
√593
1. (-4, 7)
2. [-4, 7]
3. R-[-4, 7]
4. R-(-4, 7)
R-[-4, 7]
1. 1, 2
2. -2, -3
3. all x
4. all x>0
all x<0
1. 4+3i
2. 4-3i
3. -4-3i
4. -4+3i
-4-3i
1. 2(-2i-3i+6k)
2. 2(2i-3i+6k)
3. 4i+ 6j-12k
4. none
4i+ 6j-12k
1. -1
2. 1
3. 0
4. none
1
1. 46+27i
2. 46-27i
3. -46+27i
4. -46-9i
-46-9i
1. (2, -3, 0)
2. (-2, 3, 0)
3. (2, -3, 1)
4. none
(2, -3, 0)
1. 6(i-j-k)
2. 7(i+j+k)
3. 7(i-j-k)
4. 6(i+j+k)
7(i-j-k)
1. i+2j+2k
2. i-2j-2k
3. i+2j-2k
4. i-2j+2k
i-2j-2k