Quiz about UTS MATEMATIKA PEMINATAN

Question 1

Diketahui $$\overline{a}=5i+8\overline{j},\ \ b=-2\overline{i}+3j,\ \overline{c}\ =\ -3\overline{i}-4\overline{j}$$ . maka $$\left|\overline{a}+\overline{b}+\overline{c}\right|=\ ...$$

Accepted Answer

7

Answer

4

Answer

5

Answer

6

Answer

8

Question 2

Jika $$P\left(-11,-7\right)\ dan\ Q\ =\ \left(0,\ 2\right)\ maka\ \overrightarrow{PQ}=....$$

Accepted Answer

$$11\overline{i}+9\overline{j}$$

Answer

$$11\overline{i}-9\overline{j}$$

Answer

$$-11\overline{i}+5\overline{j}$$

Answer

$$11\overline{i}-5\overline{j}$$

Answer

$$-11\overline{i}-5\overline{j}$$

Question 3

diketahui $$\overline{p}=-7\overline{i}-3j$$ dan $$\overline{q}=8i-3\overline{j}$$ maka $$\left|\overline{q}-\overline{p}\right|$$

Accepted Answer

15

Answer

5

Answer

10

Answer

13

Answer

16

Question 4

Diketahui $$\overline{r}=\left(-2,-3\right),\ dan\ \overline{s}=\left(-3,-5\right)$$ . maka $$2\overline{r}-3\overline{s}=....$$

Accepted Answer

(5,9)

Answer

(-5,-9)

Answer

(5,6)

Answer

(-5,-6)

Answer

(5,-6)

Question 5

diketahui $$\overline{u}=\left(3,-1\right),\ \overline{v}=\left(1,4\right)\ dan\ \overline{w}=\left(-7,-7\right)$$ . maka $$\overline{u}-2\overline{v}+\overline{w}=....$$

Accepted Answer

(-6,-16)

Answer

(-3,-4)

Answer

(-3,4)

Answer

(6,-16)

Answer

(-6,2)

Question 6

tentukan koordinat titik P, Apabila P membagi AB dengan A(6,2), B(-9,12) dan AP : PB = 4: 1

Accepted Answer

(-6,10)

Answer

(3,-4)

Answer

(-3,4)

Answer

(-6,-10)

Answer

(6,10)

Question 7

C(x,y) adalah suatu titik pada AB. tentukan koordinat C jika: A(-1, -3), B(7,5) dan AC : CB = 3 : 3

Accepted Answer

(3,1)

Answer

(-3,-1)

Answer

(-1,-3)

Answer

(4,4)

Answer

(-4,-4)

Question 8

diketahui vektor $$\overline{a}=\overline{i}+2\overline{j},\ \ \overline{b}=2i-5j,\ \ \overline{c}=-7\overline{i}-9\overline{j}$$ . maka $$3\overline{a}-2\overline{b}+\overline{c}=...$$

Accepted Answer

(-8,7)

Answer

(-4,-13)

Answer

(-4,7)

Answer

(-4,25)

Answer

(8,7)

Question 9

jika X(5,3) dan Y(1,-3). maka $$\overrightarrow{XY}=....$$

Accepted Answer

(-4,-6)

Answer

(-4,6)

Answer

(6,6)

Answer

(6,-6)

Answer

(-6,6)

Question 10

diberikan $$\overline{p}=3\overline{i}+2\overline{j},\ \overline{q}=2\overline{i}-4\overline{j},\ dan\ \overline{r}=5\overline{i}-12\overline{j}$$ . maka $$\overline{p}-\frac{1}{2}\overline{q}-\overline{r}=...$$

Accepted Answer

$$-3\overline{i}+16\overline{j}$$

Answer

$$-3\overline{i}+12\overline{j}$$

Answer

$$-3\overline{i}-12\overline{j}$$

Answer

$$3\overline{i}-14\overline{j}$$

Answer

$$-3\overline{i}-14\overline{j}$$

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