
Asesment Sumatif Vektor
Authored by Eti Rusmiati
Mathematics
12th Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui vektor - vektor a = (1, 3, 3), vektor b = (3, 2, 1) dan vektor c = (1, -5, 0). Sudut antara vektor (a - b) dan (a + c) adalah .....
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui vektor a (1, 2, -3), vektor b = (4, 4, m) dan vektor c = (3, -4, 5). Jika vektor a tegak lurus vektor b, maka hasil a + 2b - c sama dengan ....
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui vektor u = 0,8 i + aj. Jika vektor v = bi + j tegak lurus vektor u, maka a.b sama dengan ....
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui vektor u = 2i +j -2k, vektor v = i + 3j +k. Tentukan panjang proyeksi orthogonal vektor u pada vektor v !
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui vektor - vektor a = xi + yj +5k, vektor b = -i + 2j +(3x+2)k, dan vektor c = -2yi - j +7k. Jika vektor a dan c masing - masing tegak lurus pada vektor b, maka nilai -1/4(7a - c) sama dengan ....
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui vektor a = (2, -1, 2) dan vektor b = (4, 10, 8). Agar vektor x = a - kb tegak lusur vektor b, maka nilai k adalah ....
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Panjang proyeksi vektor (a, 5, -1) pada vektor (1, 4, 8) adalah 2. Maka nilai a sama dengan ....
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