Vectors L

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

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

• 6i + 3j

• 5i + 6j

• 6i + 9j

• 6i + 6j

Find the magnitude.

• 0

• 5

• -5

• 4

Tags

CCSS.HSN.VM.A.1

Find the magnitude.

• 5

• 3

• 25

• -4

Tags

CCSS.HSN.VM.A.1

Find the magnitude.

• 4

• 5

• 3

• square root of 5

Tags

CCSS.HSN.VM.A.1

Component Form

• v = -3i -7j

• v = 3i -7j

• v= -3i +7j

• v = 7i +3j

Write in component form.

• v = 4j

• v = 8i + 2j

• v = 2i +8j

• v= 2j

Find the resultant vector.

• <5, 3>

• <1, 7>

• <7, 1>

• <3, 5>

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

Find the resultant vector.

• <-10, 10>

• <10, -10>

• <15, 25>

• <25, 15>

Tags

CCSS.HSN-VM.B.5A

CCSS.HSN-VM.B.5B

Determine the magnitude of the vector. $v=8i-2j$  

•  $2\sqrt{3}$  

•  $2\sqrt{17}$  

•  $2\sqrt{15}$  

•  $2\sqrt{5}$