I have two questions....
1.A matrix is a scalar or vector?
and

2.The determinant of a matrix is a scalar or vector.....?

 

I have two questions....
1.A matrix is a scalar or vector?
and

2.The determinant of a matrix is a scalar or vector.....?

A1. A matrix is neither a scalar nor a vector. It can be used to represent a tensor such as Moment of Inertia, stress, and stain.

A2. A determinant is a dimensionless scalar quantity