VEKTOR

VEKTOR

10th Grade

20 Qs

quiz-placeholder

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VEKTOR

VEKTOR

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Medium

CCSS
HSN-VM.B.4A, HSN-VM.B.4B

Standards-aligned

Created by

beny setyaningrum

Used 98+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 12 pts

 Diketahui a=2i+5j+4kDiketahui\ a⃗=2i+5j+4k 
 b=i+3j+7k danb⃗=-i+3j+7k\ dan 
 c=5i2jk Tentukan a+b!c⃗=5i-2j-k\ Tentukan\ a⃗+b⃗!  

 (3,8,11)\left(3,8,11\right)  

 (3,8,11)\left(3,-8,11\right)  

 (1,8,11)\left(1,-8,11\right)  

 (1,8,11)\left(-1,8,11\right)  

 (1,8,11)\left(1,8,11\right)  

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 Diketahui a=2i+5j+4kDiketahui\ a⃗=2i+5j+4k 
 b=i+3j+7k dan b⃗=-i+3j+7k\ dan\  
 c=5i2jk Tentukan ab+c!c⃗=5i-2j-k\ Tentukan\ a⃗-b⃗+c⃗!  

 (8,0,4)\left(8,0,-4\right)  

 (8,0,4)\left(-8,0,-4\right)  

 (6,0,4)\left(6,0,-4\right)  

 (6,0,4)\left(-6,0,-4\right)  

 (6,0,4)\left(6,0,4\right)  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 Diketahui ׀a׀=8,׀b׀=2Diketahui\ ׀a⃗׀=8,׀b⃗׀=2 
 dan ϴ=45o.Tentukan a.b!dan\ ϴ=45^o.Tentukan\ a⃗.b⃗!  

 18218√2  

 16216√2  

 16316√3  

 828√2  

 838√3  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 Diketahui a=i+2j+k,Diketahui\ a⃗=i+2j+k, 
 b=i2jk. Tentukan a.b!b⃗=i-2j-k.\ Tentukan\ a⃗.b⃗! 

 6-6  

4

6

5

 4-4  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui  a=4i5j+3k\overrightarrow{a}=4i-5j+3k  ,  b=2i+2j+k\overrightarrow{b}=2i+2j+k  , dan  c=4i+jk\overrightarrow{c}=4i+j-k  . Jika  p=a2b+3c\overrightarrow{p}=\overrightarrow{a}-2\overrightarrow{b}+3\overrightarrow{c}  panjang vektor  p\overrightarrow{p}  adalah ....

 3463\sqrt{46}  

 2462\sqrt{46}  

 46\sqrt{46}  

 23\sqrt{23}  

 2232\sqrt{23}  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 Jika nilai  a=8, b=4, (a,b)=60o\left|\overrightarrow{a}\right|=8,\ \left|\overrightarrow{b}\right|=4,\ \angle\left(\overrightarrow{a},\overrightarrow{b}\right)=60^o   maka nilai  ab= ....\left|\overrightarrow{a}-\overrightarrow{b}\right|=\ ....  

3

6

10

 424\sqrt{2}  

 434\sqrt{3}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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