UH VEKTOR

UH VEKTOR

1st - 3rd Grade

15 Qs

quiz-placeholder

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UH VEKTOR

UH VEKTOR

Assessment

Quiz

Mathematics

1st - 3rd Grade

Hard

Created by

Sony Horizon

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Bila  x=3a2b+c\overrightarrow{x}=3\overrightarrow{a}-2\overrightarrow{b}+\overrightarrow{c}  ,  y=a+3bc\overrightarrow{y}=\overrightarrow{a}+3\overrightarrow{b}-\overrightarrow{c}  dan  z=2a+6bc\overrightarrow{z}=2\overrightarrow{a}+6\overrightarrow{b}-\overrightarrow{c}  , maka  5x2z3y5\overrightarrow{x}-2\overrightarrow{z}-3\overrightarrow{y}  adalah ...

 8a31b+10c8\overrightarrow{a}-31\overrightarrow{b}+10\overrightarrow{c}  

 8a+31b10c-8\overrightarrow{a}+31\overrightarrow{b}-10\overrightarrow{c}  

 8a31b+10c-8\overrightarrow{a}-31\overrightarrow{b}+10\overrightarrow{c}  

 8a+31b10c8\overrightarrow{a}+31\overrightarrow{b}-10\overrightarrow{c}  

 8a+31b+10c8\overrightarrow{a}+31\overrightarrow{b}+10\overrightarrow{c}  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Jika titik A(1, -2) dan B(-3, 5) serta titik P terletak pada AB, dengan AP : PB = 3 : 2, maka vektor posisi p adalah . . .

[75, 115]\left[\frac{7}{5},\ -\frac{11}{5}\right]

[115, 75]\left[\frac{11}{5},\ \frac{7}{5}\right]

[115, 75]\left[\frac{11}{5},\ -\frac{7}{5}\right]

[75, 115]\left[-\frac{7}{5},\ \frac{11}{5}\right]

[115, 195]\left[\frac{11}{5},\ \frac{19}{5}\right]

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika titik P(-3, 6), Q(4, -7) dan R(1, 8). Vektor  QRPQ=. . .\overline{QR}-\overline{PQ}=.\ .\ .  

[-10, 28]

[10, -28]

[-10, -28]

[28, -10]

[-28, 10]

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui koordinat titik A(3,-1,4), B(-2,5,3), dan D(1,6,-2). Jika vektor  AB=CD\overrightarrow{AB}=\overrightarrow{CD}  , vektor posisi titik C adalah

(6,0,1)

(6,0,-1)

(-6,0,-1)

(6,12,1)

(6,12,-1)

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui vektor  u=(2,4)\overrightarrow{u}=\left(2,4\right)  dan  v=(1,5)\overrightarrow{v}=\left(-1,5\right)  . Jika vektor  w\overrightarrow{w}  memenuhi persamaan  2v+5w=3w4u2\overrightarrow{v}+5\overrightarrow{w}=3\overrightarrow{w}-4\overrightarrow{u}  , hasil operasi  u+2v+w\overrightarrow{u}+2\overrightarrow{v}+\overrightarrow{w}  adalah ...

(3,-1)

(-3,1)

(1,9)

(-1,9)

(-1,-9)

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Jika titik A(6,4,-2), B(4,3,a) dan C(0,1,10) adalah tiga titik yang segaris, maka nilai a adalah ...

4

2

-2

-4

-3

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Panjang vektor   r    = 14i + 2j  5k adalah...\ \overrightarrow{r\ \ }\ \ =\ 14i\ +\ 2j\ -\ 5k\ adalah...  

10

12

15

25

36

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