vectors

Which statement describes a vector?

• It has magnitude but no direction
• It has direction but no magnitude
• It has both direction and magnitude
• It has constant magnitude but no
   direction

Tags

CCSS.HSN.VM.A.1

Find the magnitude of vector AB if the initial point is (-3, 1) and the terminal point is (3, 9).

• 6
• 8.2
• 10
• 10.4

Tags

CCSS.HSN.VM.A.1

Find the component form of vector AB with initial point A(0, 8) and terminal point B(-9, -3)

• <-9, 5>
• <-9, 11>
• <-9, -11>
• <-9, 5>

Tags

CCSS.HSN.VM.A.2

If w = <2, -5> and y = <2, 0>, find 2w + y

• <-10, 2>

• <4, -5>

• <-6, 10>

• <6, -10>

If R = (-2, 5) and S = (2, -8).  Find the component form and magnitude of 4 times the resultant vector RS.

• <-15, 0> : 15
• <16, 52> : 54.4
• <-16, -52> : 42.5
• <16, -52> : 54.4

In practice A of the figure, What is  the magnitude of the  resultant displacement?

• 5 km 
• 8 km
• 11 km
• 15 km

A car moved 60 km East and 90 km West. What is the displacement and the direction?

• 30 km, West
• 60 km. East
• 90 km
• 150 km

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

Find the component form of a vector whose initial point is (5, 7) and terminal point is (1, 10)

• <-4, 3>
• <4, -3>
• 5
• <6, 17>

Given u = <3, 7> and v =<-5, 4>, find 2v - 3u

• <21, 2>
• <-19, -13>
• <-15, 3>
• 23

Tags

CCSS.HSN.VM.B.4

CCSS.HSN.VM.B.5

CCSS.HSN.VM.C.10

CCSS.HSN.VM.C.11

Find the magnitude of the vector <-5, 12>

• 13
• 10.91
• 7
• 17

Tags

CCSS.HSN.VM.A.1

CCSS.HSN.VM.A.2