Diketahui ׀a⃗׀=8,׀b⃗׀=2
dan ϴ=45o.Tentukan a⃗.b⃗!
Ulangan Vektor II

Quiz
•
Mathematics
•
10th Grade
•
Hard
Mas Er
Used 11+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Diketahui vector a = 4i 2j + 2k dan vector b = 2i – 6j + 4k. Proyeksi vector orthogonal vector a pada vector b adalah
i - j + k
i - 3j + 2k
i - 4j + 4k
2i - j + k
6i - 8j + 6k
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Diketahui vektor dan vektor . Jika panjang proyeksi vektor pada vektor adalah 2, maka nilai x sama dengan....
-2
-1
0
1
2
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Diketahui vektor , , dan . Panjang proyeksi pada adalah ...
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Diketahui segitiga ABC dengan titik A(-2,3,1), B(3,-1,2) dan C(2,1,-3). Jika mewakili dan mewakili , maka vektor proyeksi adalah...
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Diketahui koordinat titik , dan . Hasil perkalian skalar adalah ....
84
28
-28
-64
-84
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