đề toán
Authored by Nguyen QP0395
Professional Development
12th Grade
Used 3+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trên mặt phẳng tọa độ, điểm biểu diễn số phức z = 7 − 6i có tọa độ là
(−6; 7)
(6; 7)
(7; 6)
(7; −6)
Answer explanation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
Chắc k sai đâu nhỉ
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(−∞; 1].
(1; +∞).
[1; +∞).
(−∞; 1).
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3
1/2
1/4
7/2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong không gian Oxyz, mặt phẳng (P): x + y + z + 1 = 0 có một vectơ pháp tuyến là:
(−1; 1; 1).
(1; 1; −1).
(1; 1; 1).
(1; −1; 1).
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A
B
C
D
Answer explanation
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