Vectors Review

Find the direction of the vector <-3, -5>.

• 59.03°
• 239.03°
• 210.96°
• 120.96°

Tags

CCSS.HSN.VM.A.1

Find the angle between vectors <1,3> and <2,-5>.

• 40.24°
• 49.76°
• 139.76°
• 92.57°

Tags

CCSS.HSF.TF.B.7

CCSS.HSN.VM.A.1

Write 3 - 4i in trigonometric form.

• 5 cis 306.87°
• 5 cis 53.13°
• 5 cis 126.87°
• 3 cos 53.13° + 4i sin 53.13°

Tags

CCSS.HSN.CN.B.4

Find the product of [5(cos 120° + i sin 120°][2(cos 300° + i sin 300°).  Leave your answer in trigonometric form.

• 7(cos 60° + i sin 60°)
• 10(cos 60° + i sin 60°)
• 10(cos 420° + i sin 420°)
• 10(cos 0° + i sin 0°)

Tags

CCSS.HSN.CN.B.4

Use DeMoivre's Theorem to find (1+i√3)⁵.  Leave your answer in trigonometric form.

• 2 cis 60°
• 10 cis 300°
• 32 cis 300°
• 32 cis 0°

Tags

CCSS.HSN.CN.B.4

A car travels 90 meters due north in 15 seconds. Then the car turns around and travels 40 meters due south.  What is the magnitude and direction  of the car's resultant displacement?  

• 40 metres, South
• 50 metres, South
• 50 metres, North
• 40 metres, North 

Tags

CCSS.HSN-VM.B.4C

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

What is the y component of the vector given in the diagram?

• 77N
• 92N
• 120N
• 60N

Tags

CCSS.HSN.VM.A.2

What is the x component of the vector given in the diagram?

• 77N
• 92N
• 120N
• 60N

Tags

CCSS.HSN.VM.A.2

Find the angle between the two vectors:

• -0.789
• 142.1
• 100
• 0.789

Tags

CCSS.HSG.SRT.D.11

CCSS.HSN.VM.A.1

CCSS.HSN.VM.A.2