Sunday, February 6, 2011

Advanced Math

This week in advanced math we learned matrices and we also started to learn chapter 12. Chapter 12 has to do with vectors.

  • Vectors represent motion
  • Vectors have a magnitude and a direction
  • To add vectors you add head to tail.
  • The triangle formed by the vectors give the resultant vector
  • To add vectors algebraically you add components
To find the magnitude of a vector you do (x2-x1, y2-y1)

Ex. A(11,6) B(12,7) Find vertices AB

(7-6),(12-11)
AB=1,1

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