
Số Phức
Authored by Vinh Chu
Mathematics
12th Grade
CCSS covered
Used 52+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tìm phần thực, phần ảo của số phức z=5-3i
Phần thực là 5, phần ảo là 3
Phần thực là -5, phần ảo là 3
Phần thực là 5, phần ảo là -3
Phần thực là -5, phần ảo là -3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Điểm trên biểu diễn cho số phức nào?
z=-2+3i
z=2+3i
z=3-2i
z=3+2i
Tags
CCSS.HSN.CN.B.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Môđun của số phức z=4+3i?
5
7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số phức liên hợp của z=5+(-6)i
= -5+(-6)i
= 5 + 6i
= 5 - 6i
= -5 + 6i
Tags
CCSS.HSN.CN.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tìm x, y thỏa mãn:
3x + y + (5x)i = 3y + (3y + 2)i
x=4, y=6
x=-4, y=-6
x=2/3, y=1
x=-2/3, y=1
Tags
CCSS.HSN.CN.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số phức nào sau đây là sô thuần ảo?
z = 5 + 3i
z = 5 - 3i
z = 5
z = 3i
Tags
CCSS.HSN.CN.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mỗi số thực đều là được coi là một số phức?
Đúng
Sai
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