Adding and Subtracting Vectors

What is the resultant vector if the two vectors are added together? (What is the displacement?)

• <3, 6>

• <-9, -8>

• <9, 8>

• <6, 3>

Find s + t

• 
• 
• 
• 

Which of the vectors, P, Q, R, S, or T, shown in the diagram is equal to A +B?

• P

• Q

• R

• S

• T

The vector v has magnitude 8 and direction angle 90°. The vector w has magnitude 2 and direction angle 0°.

Find the magnitude and direction angle θ of the sum v+w.

Round your answers to the nearest thousandth.

• 9.103

  47.632 degrees

• 6.120

  45 degrees

• 8.367

  77.912 degrees

• 8.246

  76.964 degrees

• 
• 
• 
• 
• 

Which of the vectors, P, Q, R, S, or T, shown in the diagram is equal to A +B?

• P

• Q

• R

• S

• T

Two forces on an object are in the same direction. How do we calculate the resultant force?

• take away one from the other

• multiply them

• divide one by the other

• add them together

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

What is the sum of two vectors referred to as?

• Product

• Resultant

• Effect

• Outcome

What is the resultant of the two vectors shown above?

• +5

• -5

• +15

• -15