# Matrices and Determinants Multiple Choice Questions and Answers 9 PDF Download

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## MCQ on Matrices and Determinants Worksheets 9 Quiz PDF Download

MCQ: A zero matrix ‘O’ of order m-by-n and A + O = O + A = A, then matrix is said to be

- additive identity matrix
- null/zero matrix
- symmetric
- skew symmetric

A

MCQ: Generally matrices are denoted by

- capital letters
- numbers
- small letters
- operational signs

A

MCQ: A matrix with only 1 row is called

- column matrix
- row matrix
- identical matrix
- square matrix

B

MCQ: If A(BC) = (AB)C, then with respect to multiplication this law is called

- Inverse law
- associative law
- cramers law
- additive law

B

MCQ: Order of a matrix is written as

- m-by-n
- m + n
- m x n
- n-by-m

A