3+2i |
2-3i |
3-2i |
2+3i |
3+2i |
2-3i |
3-2i |
2+3i |
(2+3i)(3+2i) -(3-2i)(2-3i) |
(2+3i)(2-3i) |
26i |
4+9 |
A.(1,+∞) | B.(-1,1) | C.(-∞,-1) | D.(-∞,-1)∪(1,+∞) |
2i3 |
1+i |
A.第一象限 | B.第二 象限 | C.第三象限 | D.第四象限 |
1 |
2 |
| ||
2 |
(-
| ||||||
(1-i)3(-
|
7 |
8 |
A.(-∞,-3]∪[3,+∞) | B.(-∞,-
| C.[-3,3] | D.[-
|
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