'Variable matrix multiply' diaporamas de présentation

Matrices

Matrices. Matrix - A rectangular array of variables or constants in horizontal rows and vertical columns enclosed in brackets. Element - Each value in a matrix; either a number or a constant. Dimension - Number of rows by number of columns of a matrix.

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2 r 1 + r 2

If A has an inverse we say that A is nonsingular . If A -1 does not exist we say A is singular.

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