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Vectors - The basic principals

What you have to know :

  • Addition and subtraction of numbers

Adding and subtracting vectors
1. Watch this video
2. Vectors in 3 dimensions. Watch this video.

What you have to know :

  • To add and subtract vectors

  • Important is to understand that "-a" vector is exactly the same with "a" vector but with different direction

Finding vectors from given ones
1. Watch this video
2. Solved example with pathways and proofs with vectors. Watch the video
  • To add and subtract vectors

  • To add and subtract vectors

What you have to know :

  • How to calculate square roots

Magnitude of a vector
1. Watch this video
2. Magnitude of a 3D vector. Watch this video.

What you have to know :

  • Adding and subtracting vectors

Position Vectors
1. Watch this video

What you have to know :

  • Trigonometric calculations of sinθ, cosθ and tanθ

Direction of a vector
1. Watch this video

What you have to know :

  • Addition and subtraction of vectors

Unit vectors i and j
1. Watch this video
2. Unit vectors example solved Watch this video

Now Lets Practice!

  • Solve the problems.

     

Vector exercises

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