Вектори.

Quiz
•
Mathematics
•
10th Grade
•
Hard
Olga Zabila
Used 5+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Яка з наведених точок належить площині Оуz?
(3;0;0)
(4;-5;0)
(0;6;2)
(5;0;9)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Яка з точок е серединою відрізка АВ,якщо А(6;-2;8),
В(-2;6;-2)?
(8;-8;10)
(4;4;6)
(2;0;1)
(2;2;3)
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Знайдіть координати вектора ,якщо А(1;-3;5),В(5;-1;3 )
(-4;-2;2)
(4;2;-2)
(-5;2;1)
(-4;-4;-2)
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Знайти координати вектора =2а-b, якщо (4;-3;0), (-1;2;-3)
(7;-8;3)
(9;-4;3)
(9;-8;3)
(9;-8;-3)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
При якому значенні n вектора (4;-12;24) і (1;n;6) колінеарні?
-3
4
-4
3
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
При якому значенні х вектори (х;2х;9) і (х;-3;1) перпендикулярні ?
-3;3
3
-3
1;9
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Знайти скалярний добуток векторів (3;-1;4), (2;-3;-1)
-5
5
-1
14
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