Describe a professional or a personal situation you can represent using a matrix. explain why it might be necessary to add or subtract matrices, or multiply a matrix by a scalar. Also explain what the effect of doing so would be on your original matrix.

Question

anonymous · Answer

Matrix transforms for view/projection/world, e.g. those used for games' and the way in which they can turn a 3D set of points onto a 2D screen.

directrix · Answer

See Attached Files http://www.gov.pe.ca/educ/docs/curriculum/521Aunit5.pdf

directrix · Answer

The first is scalar multiplication of a matrix.
The second is multiplication of two matricies.