Precalc Vectors

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Given the magnitude & direction of the resultant, find the horizontal & vertical components.

• Horizontal 63.9
   Vertical 44.7

• Horizontal 7.3
   Vertical 34.2

• Horizontal -63.9
   Vertical 44.7

• Horizontal -7.3
   Vertical 34.2

Given an initial point R ( -12, 4 ) and terminal point S ( 28, -17 ), find the component form of the vector RS.

• 〈14,-13〉

• 〈-14,13〉

• 〈-40,-21〉

• 〈40,-21〉

Determine the direction and magnitude of the vector 〈-11,5〉

• Direction 24.4°
  Vertical 12.1

• Direction65.6°
  Magnitude 12.1

• Direction -24.4°
  Magnitude 12.1

• Direction 155.6°
  Magnitude 12.1

Find the dot product of the given vectors:

• 92

• 0

• -92

• none of the above

• Direction of AB
• Distance of vector AB
• Vector AB
• Magnitude of vector AB

If a duck waddles from coordinate
 P = (-3, 2) to
Q = (6,5), then a vector that models the duck's motion is

• 〈-3,7〉

• 〈-9,3〉

• 〈9,-3〉

• 〈9,3〉

What is the exact magnitude of this vector?

r=

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What is the exact magnitude of this vector?

r=

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What is the horizontal component of the vector?

• 0

• 2

• 3

• 3.6