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Chapter 1 – Matrices And Determinants Multiple Questions and Answers.
| 1. | If A and B matrices are of same order and A + B = B + A, this law is known as | ||
| A. | distributive law | ||
| B. | commutative law | ||
| C. | associative law | ||
| D. | cramer's law | ||
| 2. | A pair of equations to determine the value of 2 variables is called | ||
| A. | simultaneous linear equations | ||
| B. | paired equations | ||
| C. | quadratic equations | ||
| D. | simple equations | ||
| 3. | If a matrix has equal number of columns and rows then it is said to be a | ||
| A. | row matrix | ||
| B. | identical matrix | ||
| C. | square matrix | ||
| D. | rectangular matrix | ||
| 4. | If determinant of a matrix is equal to zero, then it is said to be | ||
| A. | square matrix | ||
| B. | singular matrix | ||
| C. | non-singular matrix | ||
| D. | identical matrix | ||
| 5. | We can add two matrices having real numbers A and B if their | ||
| A. | order is same | ||
| B. | rows are same | ||
| C. | columns are same | ||
| D. | elements are same | ||
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