Is it true for matrices (as it is for real numbers) that multiplication by a zero matrix only sometimes gives is a result of a zero matrix provided the multiplication is defined?
A)True
B)False

Question

Quizplus · Accepted Answer

Multiplication by a zero matrix always results in a zero matrix, regardless of the dimensions and whether the multiplication is defined or not. This is because all entries in a zero matrix are already zero, so multiplying them by any matrix will still result in a zero matrix.

Is It True for Matrices (As It Is for Real