题目内容
若复数z=
+
i,则arg
等于______.
| 2 |
| 6 |
| 1 |
| z |
由题意得,
=
=
=
=
(
-
i),
∴
对应的点得坐标是(
,-
),
则arg
=
,
故答案为:
.
| 1 |
| z |
| 1 | ||||
|
| ||||||||
(
|
=
| ||||
| 8 |
| ||
| 4 |
| 1 |
| 2 |
| ||
| 2 |
∴
| 1 |
| z |
| 1 |
| 2 |
| ||
| 2 |
则arg
| 1 |
| z |
| 5π |
| 3 |
故答案为:
| 5π |
| 3 |
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