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KUIS VEKTOR MATEMATIKA MINAT

Authored by Andi Novriansyah

Mathematics

10th Grade

Used 271+ times

KUIS VEKTOR MATEMATIKA MINAT
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

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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