Векторна алгебра. Вправи (ГРС)
Quiz
•
Mathematics
•
University
•
Practice Problem
•
Medium
Юлія Федченко
Used 39+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Дано вектор ā (0;4;-3). Знайти його довжину.
25
5
4
1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Знайти суму векторів ā(4;-2;3) і đ(1;2;-2)
(5;4;5)
(4;-4;-6)
(5;0;1)
6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Знайти різницю векторів ā(5;5;3) і đ(6;2;-1)
(1;1;1)
(-1;3;4)
(11;7;2)
(-1;3;2)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Для вектора ā(1;2;-2). Знайти вектор 5ā.
(1;2;-2)
(5;10;-10)
(5;2;-2)
(-5;-10;10)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Знайти орт вектора ā(1;2;-2).
(1/3;2/3;-2/3)
(1;1;-1)
(1/9;2/9;-2/9)
(1;1;1)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чи паралельні вектори ā (8;2;-4) та đ(4;1;-2)?
Так
Визначити неможливо
Ні
Умова задачі є некоректною
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Знайти скалярний добуток векторів ā(1;3;5) і đ(4;0;1).
(4;0;5)
9
(4;3;5)
12
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