click below
click below
Normal Size Small Size show me how
Chapter 4
Matrices
Question | Answer |
---|---|
Dimensions | rows and columns mxn |
Equal Matrices | have the same dimensions and the corresponding elements are equal |
Point Matrix | 2x1 matrix |
Matrix Addition | adding the corresponding elements of two matrices with the same dimensions |
Multiplying Matrices | multiply the first element by the first element and so on |
Transformation | change from a preimage to an image |
Theorem | [k 0 0 k] is the matrix for Sk |
Identity Transformation | the transformation that maps each point (x,y) onto itself |
Scale Change | the transformation that maps (x,y) onto (ax,by) |
[0 -1 1 0] | the matrix for R90 |