Quiz about GAMES VEKTOR

Question 1

Diketahui vektor $$\overline{a}=\overline{i}+2\overline{j}-3\overline{k}\ ;\ \overline{b}=3\overline{i}+5\overline{k};$$ dan $$\overline{c}=-2\overline{i}-4\overline{j}+\overline{k}$$ . Jika vektor $$\overline{u}=2\overline{a}+\overline{b}-\overline{c}$$ , maka vektor $$\overline{u}$$ sama dengan ....

Accepted Answer

7i + 8j - 2k

Answer

8i + 9j - 4k

Answer

9i + 10j - 5k

Answer

6i + 7j - 3k

Answer

5i + 6j - 2k

Question 2

Diketahui titik koordinat A, B, dan C segaris (kolinear). Jika titik koordinat A (1, 2, 3), B (3, 3, 1), dan C (7, 5, -3), maka perbandingan garis $$\overrightarrow{AB}\ :\ \overrightarrow{BC}$$ adalah ....

Accepted Answer

1 : 2

Answer

2 : 1

Answer

2 : 5

Answer

5 : 7

Answer

7 : 5

Question 3

Diberikan vektor $$\overline{a}=1i\ +2j-3k\ ;\ \overline{b}=\ 4i\ +\ 4j\ +mk\ ;\ $$ dan $$\overline{c}\ =\ 3i\ -\ 4j\ +5k$$ . Jika vektor a dan vektor b saling tegak lurus, maka hasil dari vektor $$\overline{a}+2\overline{b}-\overline{c}$$ sama dengan ....

Accepted Answer

(6, 14, 0)

Answer

(6, 14, 6)

Answer

(6, 14, 10)

Answer

(6, 14, 12)

Answer

(6, 14, 14)

Question 4

$$Vektor\ \overrightarrow{PQ}=\left(2,\ 0,\ 1\right)\ dan\ \overrightarrow{PR}=\left(1,\ 1,\ 2\right).\ Jika\ \overrightarrow{PS}=\frac{1}{2}\overrightarrow{PQ},\ maka\ vektor\ \overrightarrow{RS}\ sama\ dengan\ ....$$

Accepted Answer

(0, -1, -3/2)

Answer

(-1, 0, 3/2)

Answer

(3/2, 1, 0)

Answer

(1/2, 0, 1)

Answer

(1, -1, 1)

Question 5

Diketahui koordinat A (2, 1, 5) dan B (8, -8, 5) serta titik P membagi AB dengan perbandingan 2 : 1. Koordinat titik P adalah ....

Accepted Answer

(6, -5, 5)

Answer

(5, 4, 11)

Answer

(3, 2, 10)

Answer

(-3, 5, 7)

Answer

(4, -2, 5)

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