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VEKTOR DI R3

Authored by Sri S

Mathematics

10th Grade

Used 15+ times

VEKTOR DI R3
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5 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jika A (3, 2, 1) dan B (6, 5, 4), maka vektor  \overrightarrow{AB}   adalah ...

(3 , 3, 3)

(3, 2, 1)

(1, 2, 3)

(-3, -3, -3)

(-3, 3, -3)

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui vektor-vektor berikut: b=5i+4jk\overrightarrow{b}=5\overline{i}+4\overline{j}-\overline{k}  dan c=4ij+k\overrightarrow{c}=4\overline{i}-\overline{j}+\overline{k}  . panjang dari vektor  bc\overrightarrow{b}-\overrightarrow{c}  adalah...

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 535\sqrt{3}  

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 565\sqrt{6}  

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3.

MULTIPLE CHOICE QUESTION

2 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

5 mins • 1 pt

Diketahui A(1,-3,2); B(3,1,3) dan C(7,y,z) segaris.tentukan hasil dari y-z

-4

-2

0

2

4

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui A(3,-2,0); B(2,-5,2) dan C(5,-3,3). besar sudut yang diapit oleh vektor AB dan BC adalah

30

60

90

120

150

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