Question

define a null matrix​

Answer 1

Answer:

zero matrix or null matrix is a matrix all of whose entries are zero. It also serves as the additive identity of the additive group of matrices, and is denoted by the symbol or —followed by subscripts corresponding to the dimension of the matrix as the context sees fit.

Answer 2

Answer:

In mathematics, particularly linear algebra, a zero matrix or null matrix is a matrix all of whose entries are zero. It also serves as the additive identity of the additive group of matrices, and is denoted by the symbol or —followed by subscripts corresponding to the dimension of the matrix as the context sees fit.

Step-by-step explanation:

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