HPC Vector Quiz Review

How do you determine if two vectors are equal?

• Use HMT

• Use the dot product

• Use SOHCAHTOA

Find〈3, -2〉 ⋅〈9, -1〉

• 25

• 29

• 54

• 50

Find |〈8, 6 〉|

• 100

• 18

• 10

• 3√6

Find the angle direction of 〈3√3,3〉.

• 80°

• 40°

• 60°

• 30°

Find the angle between the two vectors rounded to the nearest tenth. u=〈 -3, 4 〉 v= 〈 5 , 12 〉

• 112.4°

• 82.6°

• 71.3°

• 59.5°

Determine if the following vectors are orthogonal, parallel or neither. 〈6 ,2 〉 and 〈-1, 8 〉

• Orthogonal

• Parallel

• Neither

Find the unit vector of 〈 3, -6 〉

• A

• B

• C

• D

• E

Find -4v -u +3w in component form if u=-2i+3j, v=4j and w= -i+5j

• 〈 -1, -4〉

• 〈 -4 , 4 〉

• 〈 -4 , 6 〉

• 〈 -1 , 4 〉

Determine the vector component if the vector has a magnitude of 14√2 and an angle of 140°

• 〈15.17, 12.73 〉

• 〈-14.15, 11.29 〉

• 〈14.15, 11.29 〉

• 〈-15.17, 12.73 〉

• 35

• 48

• 53

• 17