
Вектори у просторі
Quiz
•
Mathematics
•
1st - 12th Grade
•
Medium
Алина Шаповал
Used 6+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1. Знайдіть координати вектора ̅МК , якщо М(10;-4;2), К(16;2;-5)
(-6;6;7)
(16;-2;-3)
(6;6;-7)
(-6;-2;3)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2. При якому значенні n вектори ̅a(6;2n-1;4) і ̅b(6;9-3n;4) будуть рівними?
-2
-8
2
8
4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
На рисунку зображено куб АВСDA1B1C1D1. Який з наведених векторів дорівнює вектору АВ1 - А1D1?
B1D
C1A
AC1
AD1
DB1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4. Знайдіть координати вектора ̅с, якщо ̅с = -½ ̅а, ̅а(4;-2;6)
(-2;1;-3)
(-2;-1;3)
(-2;1;3)
(2;-1;-3)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Знайдіть серед запропонованих координат координати вектора колінеарного даному ̅ а(6;-27;21)
(18;-8;7)
(12;54;42)
(-2;-9;7)
(-2;9;-7)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Знайдіть кут між векторами ̅а(1;0;1) і ̅b(0;-1;1)
60•
120•
45•
150•
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Знайдіть координати вектора →АВ, якщо А(2;3;1) і В(1;0;2)
(3;3;3)
(1;3;-3)
(-1;-3;1)
(-3;-3;-3)
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