Flashcards in Matrices Deck (10):
When stating the order of a matrix, you must always give the _______ followed by the _______.
When stating the order of a matrix, you must always give the rows followed by the columns.
You can only add/ subtract matrices if...
they have the same order.
You add matrices by...
adding the elements in corresponding positions.
When you multiply a matrix by a number...
you times each element in the matrix by the number.
When you multiply a square matrix by a column matrix you get...
a column matrix
When you multiply 2 square matrices you get...
a square matrix
Identity matrix =
When a matrix is multiplied by the identity matrix...
it stays the same
Zero matrix =