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Is null matrix a scalar matrix?

In: Toyota Matrix, Math and Arithmetic, Algebra, Abstract Algebra [Edit categories]

Answer:

No. A scalar matrix can not be a zero matrix

First answer by ID2422010478. Last edit by ID2422010478. Question popularity: 2 [recommend question].

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Is Zero matrix a null matrix?
Yes.
Is the scalar matrix is always a identity matrix?
No. A scalar matrix is a diagonal matrix whose main diagonal elements are the same. Only if the diagonal elements are all 1 is it an identity matrix.
What is the null matrix?
the matrix whose entries are all 0
What is a matrix and a scalar?
A matrix and a scalar is a matrix. S + M1 = M2. A scalar is a real number whose square is positive. A matrix is an array of numbers, some of which are scalars and others are vectors, square of the...
Is zero matrix a scalar matrix?
Yes. Let M be an arbitrary square matrix and Z be a zero matrix of the same dimension. Then Z*M = Z = 0*M = 0 => Z = 0. Z is a scalar matrix with lamda = 0.