diketahui a = i + 2j - 3k, b= 3i + 5k, c = -2i - 4j + k dan u = 2a + b - c. Vektor u adalah ....
KUIS VEKTOR MATEMATIKA MINAT

Quiz
•
Mathematics
•
10th Grade
•
Medium
Andi Novriansyah
Used 265+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5i + 6j + k
3i - 2j - 2k
2i - 2j
7i + 8j - 2k
7i + 8j - 2k
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika A(2, 5, - 1) dan B(7, 5, 11) maka panjang AB = ...
11
12
13
14
15
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika a = 3i - 4j + 5k dan b = 2i + 3j - 2k, maka a.b = ...
- 16
- 14
8
18
28
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Vektor-vektor u = 2i - mj + k dan v = 5i + j - 2k saling tegak lurus. Maka harga m haruslah...
2
4
6
8
10
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jika a = - i + j dan b = i - 2j + 2k, maka besar sudut yang dibentuk vektor a dan b = ...
30o
45o
60o
120o
135o
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Agar kedua vektor a = (x, 4, 7) dan b = (6, y, 14) segaris, maka nilai x - y = ...
-5
-2
3
4
5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika a = 3i + j - 2k dan b = 6i + 2j +3k maka proyeksi skalar orthogonal a pada b adalah ...
1
2
3
4
5
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