Diagonal Matrix
Trending Questions
Q. If D1 and D2 are two 3×3 diagonal matrices, then which of the following is/are true?
- D1D2 is diagonal matrix
- D1D2=D2D1
- D21+D22 is a diagonal matrix
- none of the above
Q.
A main diagonal is a set of all elements which satisfy the condition i ≠ j.
True
False
Q.
A diagonal matrix will always be
Rectangular matrix
Identity matrix
Square matrix
None of these