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Operasi Vektor

Authored by margi utami

Mathematics

10th - 12th Grade

Used 2+ times

Operasi Vektor
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 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)  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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

(0,-4,8)

(0,4,8)

(0,-4,-8)

(2,4,8)

(-2,4,8)

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 Diketahui a=2i+5j+4kDiketahui\ a⃗=2i+5j+4k 
 𝑏=𝑖+3𝑗+7𝑘 dan 𝑐=5𝑖2𝑗𝑘𝑏=−𝑖+3𝑗+7𝑘\ dan\ 𝑐=5𝑖−2𝑗−𝑘 
 Tentukan ac!Tentukan\ a⃗-c⃗!  

 (3,7,5)(-3,7,-5)  

 (3,7,5)(3,7,5)  

 (3,7,5)(-3,7,5)  

 (7,7,3)\left(7,7,3\right)  

 (7,7,3)\left(-7,7,3\right)  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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

 (5,7,1)\left(5,7,1\right)  

 (5,7,1)\left(-5,7,1\right)  

 (5,7,1)\left(5,-7,1\right)  

 (5,7,1)\left(5,7,-1\right)  

 (5,7,1)\left(-5,-7,-1\right)  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jika  u=(3,5)\overline{u}=\left(3,-5\right) dan  v=(4,1)\overline{v}=\left(-4,-1\right). Nilai  2uv=2\overline{u}-\overline{v}=\cdot\cdot\cdot 

 (1,6)\left(-1,-6\right) 

 (7,4)\left(7,-4\right) 

 (10,9)\left(10,-9\right) 

 (2,11)\left(2,-11\right) 

 (11,3)\left(11,-3\right) 

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 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! 

 3i+8j+11k3\overline{i}+8\overline{j}+11\overline{k} 

 3i8j+11k3\overline{i}-8\overline{j}+11\overline{k} 

 i8j+11k\overline{i}-8\overline{j}+11\overline{k} 

 i+8j+11k-\overline{i}+8\overline{j}+11\overline{k} 

 i+8j+11k\overline{i}+8\overline{j}+11\overline{k} 

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 a=5i+7j\overline{a}=5\overline{i}+7\overline{j}  ,  b=6i+2j\overline{b}=-6\overline{i}+2\overline{j}  maka

 ba=\overline{b}-\overline{a}=\cdot\cdot\cdot 

 i+9j-\overline{i}+9\overline{j} 

 11i+5j11\overline{i}+5\overline{j} 

 11i+9j-11\overline{i}+9\overline{j} 

 5i+11j5\overline{i}+11\overline{j} 

 11i5j-11\overline{i}-5\overline{j} 

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