Quiz about Vektor R3

Question 1

Vektor b = ( 0 , -1, 2 ) dapat ditulis ....

Accepted Answer

-j + 2k

Answer

i + 2j

Answer

-i + 2j

Answer

j + 2k

Question 2

Diketahui koordinat titik A( 2 , -4 , 3) , B(1 , -3, -5) dan C(-4 , 2 , 1). Vektor posisi dari titik B adalah....

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 3

Diketahui koordinat titik A( 2 , -4 , 3) , B(1 , -3, -5) dan C(-4 , 2 , 1). Vektor posisi titik A terhadap titik B adalah....

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 4

Diketahui koordinat titik A( 2 , -4 , 3) , B(1 , -3, -5) dan C(-4 , 2 , 1). Vektor posisi titik C terhadap titik A adalah....

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 5

Diketahui koordinat titik A( 2 , -4 , 3) , B(1 , -3, -5) dan C(-4 , 2 , 1). Vektor BC = ....

Accepted Answer

(-5, 5, 6)

Answer

( -5, 5 , -4)

Answer

(-3, 5, -4)

Answer

(-3, 5 , 6 )

Question 6

Jika koordinat titik D(7, 2, -6) dan vektor DE = (-2, -3, 3), maka koordinat titik E = ....

Accepted Answer

(5, -1, -3)

Answer

(5, 5, -3)

Answer

(5, -1, 3)

Answer

(5, 5, 3)

Question 7

Vektor basis pada ruang dimensi tiga yaitu ....

Accepted Answer

i, j dan k

Answer

x, y dan z

Answer

a, b dan c

Answer

R1, R2 dan R3

Question 8

Panjang vektor p (1, -3, 5) adalah....

Accepted Answer

$$\sqrt[]{35}$$

Answer

$$\sqrt[]{9}$$

Answer

$$\sqrt[]{18}$$

Answer

$$3\sqrt[]{5}$$

Question 9

Diketahui koordinat titik s( -1, 6, 3) dan T( -5, -1, 4). vektor ST = ....

Accepted Answer

-4i - 7j + k

Answer

-4i -5j + k

Answer

-4i + 5j + k

Answer

4i + 5j + k

Question 10

Diketahui koordinat titik Q(2,-6, 3) dan vektor PQ = 5i- 7j - 2k. Koordinat titik P = ...

Accepted Answer

(-3, 1, 5)

Answer

(3, 1, 5)

Answer

(-3, -1, 5)

Answer

(3, -1, 5)

Question 11

Jika vektor a = 2i - 4j + 5k, maka panjang vektor a = ....

Accepted Answer

$$3\sqrt[]{5}$$

Answer

$$\sqrt[]{11}$$

Answer

$$\sqrt[]{22}$$

Answer

$$9\sqrt[]{5}$$

Question 12

Jika p = -2i + 3j - 6k, maka $$\left|p\right|$$ = ....

Accepted Answer

7

Answer

-5

Answer

11

Answer

49

Question 13

Diketahui titik P(5, -2, -3) dan Q(8, -2, -6). Panjang vektor PQ = ....

Accepted Answer

$$3\sqrt[]{2}$$

Answer

6

Answer

18

Answer

$$2\sqrt[]{3}$$

Question 14

Diketahui koordinat titik A(0, 3, 7) dan B(3, -1, 2). $$\left|AB\right|$$ = .....

Accepted Answer

$$5\sqrt[]{2}$$

Answer

50

Answer

$$25\sqrt[]{2}$$

Answer

$$2\sqrt[]{5}$$

Question 15

Pernyataan berikut benar, kecuali...

Accepted Answer

vektor negatif semua angka-angkanya negatif

Answer

Vektor negatif disebut juga invers vektor

Answer

vektor negatif dari vektor a besarnya sama dengan vektor a

Answer

vektor negatif dari p arahnya berlawanan dengan p

Question 16

invers vektor a = 5i - 2j - 3k yaitu....

Accepted Answer

-5i + 2j +3k

Answer

5i + 2j + 3k

Answer

-5i - 2j - 3k

Answer

-5i - 2j - 3k

Question 17

Perhatikan pernyataan-pernyataan berikut :

(1) Vektor nol adalah vektor yang panjangnya nol satuan

(2) vektor nol arahnya tak tentu

(3) vektor nol dilabangkan dengan 0 = (0, 0, 0)

(4) vektor nol berupa titik

(5) vektor nol berupa garis yang tidak memiliki arah

Pernyataan-pernyataan diatas yang benar adalah...

Accepted Answer

(1), (2) , (3) dan (4)

Answer

semua benar

Answer

(1), (2), (3) dan (5)

Answer

(1), (2) dan (4)

Question 18

Diketahui koordinat Q(2, 1, 3) dan vektor PQ = 3i - 2k. Koordinat titik P adalah....

Accepted Answer

(-1, -1, 5)

Answer

(1, -1, 5)

Answer

(1, 1, -5)

Answer

(-1, -1, -5)

Question 19

Diketahui vektor u = 4i + mj + 4k. Jika $$\left|u\right|$$ = 6, nilai m yang memenuhi adalah....

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 20

Diketahui titik A(4, 1, -2), B(3, -2, 1) dan C(2, 4, 0). Jika vektor AB = DC, maka koordinat titik D = ...

Accepted Answer

(3, 7, -3)

Answer

(3, -7, -3)

Answer

(-3, -7, -3)

Answer

(3, -7, 3)

Question 21

Diketahui segitiga ABC dengan A(-2,4,3), B(1, 2, -2) dan C(-5, 3, 2). Koordinat titik berat segitiga ABC adalah....

Accepted Answer

(-2, 3, 1)

Answer

(2, 3, 1)

Answer

(-3, 3, 1)

Answer

(3, 3, 1)

Question 22

Diketahui vektor AB = 3i - j + 4k dan koordinat titik B(1, 2, -5). Jika AC = -i + 6j + k, koordinat titik C adalah....

Accepted Answer

(-3, 9, -8)

Answer

(-3, -9, -8)

Answer

(-3, 9, 8)

Answer

(3, -9, -8)

Question 23

Vektor r pada gambar disamping adalah...

Accepted Answer

4i + 3j + 2k

Answer

2i + 4j + 3k

Answer

4i + 2j + 2k

Answer

4i + j + 2k

Question 24

Vektor pada gambar disamping adalah....

Accepted Answer

3i + 4j + 6k

Answer

6i + 4j + 3k

Answer

6i + 3j + 4k

Answer

3i + 6j + 4k

Question 25

Berdasarkan gambar disamping, $$\left|SF\right|$$ = ....

Accepted Answer

$$\sqrt[]{153}$$

Answer

$$6\sqrt[]{3}$$

Answer

3

Answer

9

Vektor R3

25 questions