题目内容
已知复数w满足2w-4=(3+w)i(i为虚数单位),则w=______.
∵2w-4=(3+w)i,∴(2-i)w=4+3i,
∴w=
=
=
=1+2i.
故答案为1+2i.
∴w=
| 4+3i |
| 2-i |
| (4+3i)(2+i) |
| (2-i)(2+i) |
| 5+10i |
| 5 |
故答案为1+2i.
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题目内容
| 4+3i |
| 2-i |
| (4+3i)(2+i) |
| (2-i)(2+i) |
| 5+10i |
| 5 |