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Latihan Soal Operasi Hitung Vektor

Authored by Nurul Fuadah

Mathematics

10th Grade

Used 16+ times

Latihan Soal Operasi Hitung Vektor
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui  a\overrightarrow{a}  = (13,7) dan  b\overrightarrow{b}  = (7,2), maka  a b\overrightarrow{a}\ -\overrightarrow{b}  adalah . . . . .

(20,9)

(6,5)

(-6,5)

(5,6)

(5,-6)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

 13i+12j13i+12j  

 12i+13j12i+13j  

 12j12j  

 13i13i  

 13i12j13i-12j  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui p =(5,1)\overrightarrow{p}\ =\left(5,1\right)  dan  q=(2,4)\overrightarrow{q}=\left(-2,4\right)  maka  p+q\left|\overrightarrow{p}+\overrightarrow{q}\right|  adalah . . . . .

8

 34\sqrt{34}  

 74\sqrt{74}  

 4114\sqrt{11}  

 2112\sqrt{11}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Diketahui m =(3,6)\overrightarrow{m}\ =\left(-3,6\right) dan  n =(5,2)\overrightarrow{n}\ =\left(-5,-2\right)  maka  m n\left|\overrightarrow{m}\ -\overrightarrow{n}\right| adalah . . . . .

8

 828\sqrt{2}  

 555\sqrt{5}  

 17\sqrt{17}  

 2172\sqrt{17}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan nilai  a\cdot b\  jika diketahui  \left|a\right|  = 6,  b=8\left|b\right|=8  , dan  (a,b)=30°\angle\left(a,b\right)=30\degree  

24324\sqrt{3}

243-24\sqrt{3}

2424

24-24

14401440

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan nilai  a\cdot b\  jika diketahui  \left|a\right|  = 10 ,  b=5\left|b\right|=5  , dan  (a,b)=60°\angle\left(a,b\right)=60\degree  

25-25

2525

253-25\sqrt{3}

25325\sqrt{3}

25225\sqrt{2}

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Tentukan hasil dari operasi hitung pada vektor

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