Quiz about X2 vectors

Question 1

A line has gradient $$-\frac{2}{3}$$ and passes through the point $$\left(3,\ 2\right)$$ .

Which TWO of the following could be the vector equation of the line?

Accepted Answer

Option B is correct

Accepted Answer

Option D is correct

Answer

A.

Answer

C.

Question 2

Which of the following can be said

about the lines l₁and l₂ ?

Accepted Answer

They intersect at a point

Answer

They are parallel

Answer

They are perpendicular

Answer

They are skew

Question 3

Four cubes are placed in a line as shown on the diagram.

Which of the following vectors is equal to $$\overrightarrow{AB}+\overrightarrow{CQ}$$ ?

Accepted Answer

$$\overrightarrow{CP}$$

Answer

$$\overrightarrow{AQ}$$

Answer

$$\overrightarrow{PB}$$

Answer

$$\overrightarrow{RA}$$

Question 4

Which of the following is a vector equation of the line joining the points $$A\left(4,\ 2,\ 5\right)$$ and $$B\left(-2,\ 2,\ 1\right)$$ ?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 5

Question 5.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 6

Question 6.

Accepted Answer

$$19$$

Answer

$$5$$

Answer

$$25$$

Answer

$$361$$

Question 7

Question 7.

Accepted Answer

$$y+2x=5$$

Answer

$$2y+x=7$$

Answer

$$y-2x=-5$$

Answer

$$2y-x=-1$$

Question 8

Question 8.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 9

Question 9.

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 10

Question 10.

Accepted Answer

$$123\degree$$

Answer

$$57\degree$$

Answer

$$93\degree$$

Answer

$$158\degree$$

Question 11

Question 11.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 12

Question 12.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 13

Question 13.

Accepted Answer

$$2y+3x=-3$$

Answer

$$2x-3y=-8$$

Answer

$$3y+2x=8$$

Answer

$$3x-2y=28$$

Question 14

Question 14.

Accepted Answer

$$a=-3$$

$$b=2$$

Answer

$$a=-3$$

$$b=-2$$

Answer

$$a=3$$

$$b=-2$$

Answer

$$a=3$$

$$b=2$$

Question 15

What is the distance of the point (2, 3, 7) from the $$x-z$$ plane?

Accepted Answer

3 units

Answer

2 units

Answer

7 units

Answer

9 units

Question 16

Question 16.

Accepted Answer

$$\sqrt[]{61}$$

Answer

$$\sqrt[]{13}$$

Answer

$$\sqrt[]{63}$$

Answer

$$\sqrt[]{29}$$

Question 17

Question 17.

Accepted Answer

$$73\degree$$

Answer

$$30\degree$$

Answer

$$82\degree$$

Answer

$$87\degree$$

Question 18

Question 18.

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 19

Question 19.

Accepted Answer

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

Answer

$$5$$

Answer

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

Answer

$$12$$

Question 20

Question 20.

Accepted Answer

$$m=-6$$

or

$$m=2$$

Answer

$$m=-1$$

or

$$m=1$$

Answer

$$m=-2$$

or

$$m=0$$

Answer

$$m=-2$$

or

$$m=6$$

X2 vectors

20 questions

Which of the following can be said
about the lines l₁and l₂ ?

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X2 vectors

20 questions

Which of the following can be said about the lines l1 and l2 ?

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Which of the following can be said
about the lines l₁and l₂ ?