题目内容
计算
+
=______.
| (1+2i)2 |
| 3+4i |
| (2+i)2 |
| 4-3i |
| (1+2i)2 |
| 3+4i |
| (2+i)2 |
| 4-3i |
| -3+4i |
| 3+4i |
| 3+4i |
| 4-3i |
=
| (-3+4i)(3-4i) |
| (3+4i)(3-4i) |
| (3+4i)(4+3i) |
| (4-3i)(4+3i) |
| 7+49i |
| 25 |
=
| 7 |
| 25 |
| 49 |
| 25 |
故答案为:
| 7 |
| 25 |
| 49 |
| 25 |
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题目内容
| (1+2i)2 |
| 3+4i |
| (2+i)2 |
| 4-3i |
| (1+2i)2 |
| 3+4i |
| (2+i)2 |
| 4-3i |
| -3+4i |
| 3+4i |
| 3+4i |
| 4-3i |
| (-3+4i)(3-4i) |
| (3+4i)(3-4i) |
| (3+4i)(4+3i) |
| (4-3i)(4+3i) |
| 7+49i |
| 25 |
| 7 |
| 25 |
| 49 |
| 25 |
| 7 |
| 25 |
| 49 |
| 25 |