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Vektor X

Authored by A'yun Ni'mah, S.Pd

Mathematics

1st Grade

Used 10+ times

Vektor X
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5 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui vektor  p=6i+j\overrightarrow{p}=6\overrightarrow{i}+\overrightarrow{j}  dan  q= 2i+3j\overrightarrow{q}=\ 2\overrightarrow{i}+3\overrightarrow{j} , maka nilai  p+2q\overrightarrow{p}+2\overrightarrow{q}  adalah....

 10ij10\overrightarrow{i}-\overrightarrow{j}  

 10i+7j10\overrightarrow{i}+7\overrightarrow{j}  

 2ij2\overrightarrow{i}-\overrightarrow{j}  

 2i+j-2\overrightarrow{i}+\overrightarrow{j}  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

ABCDEF adalah segienam beraturan dengan pusat O. Jika AB dan BC masing-masing dinyatakan oleh vektor  u\overrightarrow{u}  dan  v\overrightarrow{v}  . Maka  CD\left|CD\right|  adalah....

 vu\overrightarrow{v}-\overrightarrow{u}  

 v+u\overrightarrow{v}+\overrightarrow{u}  

 vu-\overrightarrow{v}-\overrightarrow{u}  

 v+u\overrightarrow{-v}+\overrightarrow{u}  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Jika  AB : BP = 2 : 3\overrightarrow{AB}\ :\ \overrightarrow{BP}\ =\ 2\ :\ 3 , maka koordinat titik P adalah....

P = (-1, 2, 9)

P = (1, 2, 9)

P = (-1, -2, -9)

P = (1, -2, 9)

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui vektor  u=2i+5j8k\overrightarrow{u}=2\overrightarrow{i}+5\overrightarrow{j}-8\overrightarrow{k} dan vektor  v=3j+4k\overrightarrow{v}=-3\overrightarrow{j}+4\overrightarrow{k} . Jika  w=3u+5v\overrightarrow{w}=3\overrightarrow{u}+5\overrightarrow{v} , hasil  u3v2w\overrightarrow{u}-3\overrightarrow{v}-2\overrightarrow{w}  adalah....

 5i2j+k-5\overrightarrow{i}-2\overrightarrow{j}+\overrightarrow{k}  

 5i+2jk5\overrightarrow{i}+2\overrightarrow{j}-\overrightarrow{k}  

 10i14j+12k10\overrightarrow{i}-14\overrightarrow{j}+12\overrightarrow{k}  

 10i+14j12k-10\overrightarrow{i}+14\overrightarrow{j}-12\overrightarrow{k}  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui  a=12\left|\overrightarrow{a}\right|=12  satuan dan b=5\left|\overrightarrow{b}\right|=5 satuan. Jika antara vektor a\overrightarrow{a} dan  b\overrightarrow{b} membentuk sudut 60°. Maka  ab\overrightarrow{a}\cdot\overrightarrow{b} adalah. . . .

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