
Kiểm tra thử nghiệm chương 4 số phức.

Quiz
•
Mathematics
•
9th - 12th Grade
•
Medium
Nguyễn Hữu Thạnh
Used 1+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phần thực của số phức z = 3 - 4i bằng
3
-4
-4i
-3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số phức liên hợp của z = -2 - 5i bằng
-2+5i
2-5i
-2-5i
2+5i
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tìm môđun của số phức z = - i.
1
-i
-1
0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Điểm biểu diễn của số phức z = 9 - 5i là
(9;-5)
(9;5)
(-9;-5)
(-9;5)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Có bao nhiêu số phức z thỏa mãn |z| = 5?
vô số
5
2
1
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