jika vektor u = (2, -1) dan v = (-3, -4), hasil u.v adalah ...
Latihan Akhir X MIA 1 - Vektor

Quiz
•
Mathematics
•
10th Grade
•
Medium
Iszira Agustina
Used 14+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
10
-10
2
-2
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
diketahui vektor u = (0, -2) dan v = (-3, 5).
jika a = 2u - v dan b = u-2v
maka hasil a.b adalah...
126
36
20
10
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
hasil perkalian skalar vektor
u = 6i + 2j - k dan v = 2i - 4j -3k
adalah...
1
3
7
17
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
diketahui a = (-2, -3, 4)
b = (4, -2, 3)
hasil (a + b) . (a - b) =
10
8
2
0
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
diketahui u = (2, 3, - 2)
v = (a, -2, 4)
jika u.v = -4,
hasil u + v adalah...
(5, 1, 2)
(5, 2, 2)
(7, 1, 2)
(7, 2, 2)
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
diketahui koordinat A (2, 1, 3),
B(4, -2, 5) dan C(-1, 4, -2).
hasil perkalian skalar AB . BC adalah...
84
-84
28
-28
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
jika |u| = 4 dan |v| = 6 serta sudut antara u dan v adalah , hasil u.v =
12
-12
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