Class 9 Courses

Chapter 15: Class 9 Math Exam Tests

Class 9 Math MCQs - Chapter 15

# Matrices and Determinants Multiple Choice Questions (MCQ) PDF Download - 2

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The MCQ: In real numbers, the additive identity is; "Matrices and Determinants" App (Android & iOS) with answers: 3; 1; 0; −1; to learn distance learning courses. Practice Matrices Addition and Subtraction MCQ Questions, download Apple Book (Free Sample) for taking online classes.

## Matrices and Determinants MCQs with Answers : Quiz 2

MCQ 6:

In real numbers, the additive identity is

1. 1
2. 3
3. 0
4. −1
MCQ 7:

A matrix obtained by changing the rows into columns or vice versa is called

2. transpose of A
3. determinant of A
4. order of A
MCQ 8:

The idea of matrices was introduced by Arthur Caylet in

1. 18th century
2. 19th century
3. 20th century
4. 21st century
MCQ 9:

Horizontally arranged elements in a matrix is called

1. columns
2. rows
3. determinants
4. transpose
MCQ 10:

If A, B and C matrices are of same order and (a + b) + C = A + (b + c), this law is known as

1. Cramer's law
2. distributive law
3. commutative law
4. associative law