LATIHAN SOAL VEKTOR 3 DIMENSI

LATIHAN SOAL VEKTOR 3 DIMENSI

11th Grade

15 Qs

quiz-placeholder

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LATIHAN SOAL VEKTOR 3 DIMENSI

LATIHAN SOAL VEKTOR 3 DIMENSI

Assessment

Quiz

Mathematics

11th Grade

Hard

Created by

Mardiana EP

Used 5+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 Tentukan vektor basis (OA)!Tentukan\ vektor\ basis\ (OA)⃗! 

 (2,5,3)(2,5,3)  

 (2,5,3)(2,-5,3)  

 (2,5,3)(2,-5,-3)  

 (2,5,3)(-2,-5,3)  

 (2,5,3)(-2,-5,-3)  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

│a│ = 4; │b│ = 5 dan sudut yang dibentuk vector a dan b sama dengan 60⁰ maka a.b =…

6

8

10

18

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika a = 3i - 4j + 5k dan b = 2i + 3j - 2k maka a.b =

-16

-14

8

18

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika a = -i + j dan b = i - 2j + 2k, maka besar sudut yang dibentuk vektor a dan b sama dengan.....

45⁰

60⁰

120⁰

135⁰

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui  a =3i+2j2k\overrightarrow{a}\ =3i+2j-2k dan  b = 2i+3j+k\overrightarrow{b}\ =\ -2i+3j+k  maka  3a 2b=3\overrightarrow{a}\ -2\overrightarrow{b}=    . . . . .

 13i+12j13i+12j  

 12i+13j12i+13j  

 12j8k12j-8k  

 13i8k13i-8k  

 13i12j13i-12j  

6.

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

7.

MULTIPLE CHOICE QUESTION

3 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

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