
Hệ tọa độ Oxyz - Tích vô hướng.
Authored by Thai Tran
Mathematics
12th Grade
Used 29+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho
và Vậy11
-2
-4
6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
và tính
-1
2
0
3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho điểm A(1;3;1), B(2;-3;2), C(4;2;-3). Tích
5
-5
6
0
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho điểm M(2;1;-2), N(-1;0;1) và . Tính
-2
3
1
0
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho Tính
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho . Tính
3
2
5
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho điểm M(2;3;1), N(1;2;3) Tính đội dài MN ?
2
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