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Operasi vektor di R3

Authored by RahmayaniMNoer Rahmayani

Mathematics

10th Grade

Used 10+ times

Operasi vektor di R3
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10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Hasil  (2, 1, 5)+2(3, 4, 1)=...\left(2,\ -1,\ 5\right)+2\left(-3,\ 4,\ 1\right)=...  

 (1, 3, 6)\left(-1,\ 3,\ 6\right)  

 (4, 3, 7)\left(-4,\ 3,\ 7\right)  

 (4, 7, 7)\left(-4,\ 7,\ 7\right)  

 (3, 6, 6)\left(-3,\ 6,\ 6\right)  

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Jika koordinat titik  A(4, 1, 3)A\left(-4,\ 1,\ -3\right)  dan  B(2, 5, 4)B\left(2,\ 5,\ -4\right)  vektor  AB=...\overrightarrow{AB}=...  

 (6, 4, 1)\left(6,\ 4,\ 1\right)  

 (6, 4, 1)\left(6,\ -4,\ 1\right)  

 (6, 4, 1)\left(-6,\ -4,\ 1\right)  

 (6, 4, 1)\left(6,\ 4,\ -1\right)  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui vektor pada R3 berikut:

a = 8 i - 4 j + 3 k

b = 3 i - 2 j

c = - i - 5 j + 7 k


Hasil dari 2a - b + 3c adalah ...

13 i + 4 j + 29 k

13 i - 26 j + 29 k

13 i + 26 j + 25 k

10 i + 9 j + 27 k

10 i -21 j + 27 k

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui vektor pada R3 berikut:

a = 8 i - 4 j + 3 k

b = 3 i - 2 j

c = - i - 5 j + 7 k


Hasil dari 2a - b + 3c adalah ...

13 i + 4 j + 29 k

13 i - 26 j + 29 k

13 i + 26 j + 25 k

10 i + 9 j + 27 k

10 i -21 j + 27 k

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui

p = 3 i + 4 j + 6 k

q = 2 i - 3 j + 5 k.


maka p . q = ...

21

22

23

24

25

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui vektor p = 3i + 4j + mk dan vektor q = 2i - 3j + 5k . Jika perkalian vektor p.q = 4, maka nilai m adalah ...

2

2/5

-2/5

-1

-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika vektor a dan b membentuk sudut 60 ° ,a\degree\ ,\left|a\right| = 6 dan  b=4\left|b\right|=4  . Maka a . b adalah . . . .

2

4

6

10

12

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