Vector Operations and Components

What does the first value in vector notation represent?

• The distance between the tail and the origin

• The movement in the x-direction

• The movement in the y-direction

• The magnitude of the quadrant

A vector is a mathematical structure that has both _______ and _______.

• direction, magnitude
• scope, sequence
• meat, potatoes
• scalar, vector

Which are equivalent vectors?

• u and -u

• u and a

• u and v

• u and b

Write in component form.

• <0, 4>

• <8, 2>

• <2, 8>

• <0, 2>

Given u = <3, 7>, find 2u

• <21, 2>

• <6, 26>

• <6, 14>

• 23

Determine the direction and magnitude of the vector 〈7,18〉

• Direction 21.3°
  Magnitude 19.3
• Direction 68.7°
  Magnitude 19.3
• Direction 21.3°
  Magnitude 373
• Direction 68.7°
  Magnitude 373