Matrix

If M is a matrix of 3x3 order such that
How multiplication of 3x3 and 1x1 matrix could define ?

@YouKnowwhere
It's 3×1 not 1×1
If M is a matrix of 3x3 order such that
How multiplication of 3x3 and 1x1 matrix could define ?
@YouKnowwhere
It's 3×1 not 1×1