Vectors Unit Review

A resultant vector is

• equal to the sum of one vector.

• equal to the sum of two or more vectors.

• equal to the difference of one vector.

Tags

CCSS.HSN-VM.B.4C

If vector a= (4, -5) and vector b= (-7, 4) Find a+b

• (3, 9)

• (-3, -1)

• (11, 1)

• (-3, -9)

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

If vector a= (4, -5) and vector b= (-7, 4) Find a-b

• (-11, -9)

• (11, 9)

• (11, -9)

• (-3, -1)

Tags

CCSS.HSN-VM.B.4C

If vector a= (4, -5) and vector b= (-7, 4) Find 2a-3b

• (29, -22)

• (13, -2)

• (1, 7)

• (29, -2)

Tags

CCSS.HSN.VM.B.5

CCSS.HSN.VM.C.10

CCSS.HSN.VM.C.11

Vector a = 2i + 3j - 5k. What is the value of 3a?

• 3i + 3j - 3k

• 5i + 6j - 8k

• 6i + 9j -15k

• 6i + 6j - 15k

Tags

CCSS.HSN-VM.B.5A

CCSS.HSN-VM.B.5B

a=6j+8j, magnitude of a is

• 2

• 4

• 14

• 10

Find the direction angle and magnitude of the vector <-7, 0>

Select all that apply.

• magnitude = 7

• magnitude = -7

• 90°

• 180°

• 270°

Tags

CCSS.HSN.VM.A.1

Given the magnitude & direction of the resultant, find the horizontal & vertical components. Direction: 287° Magnitude: 422mph

• Horizontal -403.6
   Vertical 123.4
• Horizontal 123.4
  Vertical -403.6
• Horizontal 123.4
  Vertical 403.6
• Horizontal -123.4 
  Vertical -403.6

Tags

CCSS.HSN.VM.A.2

Given the magnitude & direction of the resultant, find the horizontal & vertical components.

• Horizontal 63.9
   Vertical 44.7
• Horizontal 7.3
   Vertical 34.2
• Horizontal -63.9
   Vertical 44.7
• Horizontal -7.3
   Vertical 34.2

Tags

CCSS.HSN.VM.A.3

A vector has both a _____________ and a _______________.

• magnitude and latitude

• direction and purpose

• magnitude and direction

Tags

CCSS.HSN.VM.A.1