Vector Addition and Scalar Multiplication

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 magnitude of the vector <-5, 12>

• 13

• 10.91

• 7

• 17

Tags

CCSS.HSN.VM.A.1

Find the magnitude of the vector <10, -8>

• 2

• 12.81

• 6

• 18

Tags

CCSS.HSN.VM.A.1

A scalar is a magnitude _____.

• With direction.
• Without direction.

Tags

CCSS.HSN.VM.A.1

The _______ of two or more vectors is the sum of the vectors.

• components
• scalar
• resultant
• magnitude

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

u=<4,2> , v=<7,1> . Find u+v

• <11,3>

• <-11,3>

• <28,2>

• <4,1>

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

u=<4,2> , v=<7,1> . Find u-v

• <11,3>

• <-3,1>

• <3,-1>

• <4,1>

Tags

CCSS.HSN-VM.B.4C

u=<4,2> , v=<7,1> . Find 2u-3v

• <-13,1>

• <-29,7>

• <3,-1>

• <21,3>

u=<-6,-8> , v=<2,5> . Find u+v

• <-4,-3>

• <-8,13>

• <-8,-13>

• <12,5>

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B