ĐỀ 1
Authored by Phạm Bình
Mathematics
9th - 12th Grade
Used 3+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tìm vec tơ pháp tuyến của mặt phẳng (P): 2x-3y+4z-2=0
(2;-3;4)
(2;3;4)
(2;-3;-4)
(2;3;-4)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1
-2i
2
-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tính khoảng cách từ điểm A(1;2;2) đến mặt phẳng (P): x+2y-2z-4=0
1
3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4
10
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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