Q 1: Identity matrix is a square matrix in which the elements in the principal diagonal are each one and all the other elements are zero. False True

Q 2: The transpose of a given matrix is obtained by interchanging rows with columns. False True

Q 3: A zero matrix is a matrix in which every element of _______. zero one

Q 4: If A is of order 2 ´ 1, B is of order 1 ´ 2 and C is order 2 ´ 1, then (AB)C isof order __________. 2 ´ 1 1 ´ 2

Q 5: If a matrix and its transpose matrix are equal the first one is called a _____matrix. symmetric skew symmetric

Q 6: If B is a matrix of order 2 ´ 1 and AB is of order 1 ´ 1, then matrix A is of order________. 2 ´ 1 1 ´ 2

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Question 8: This question is available to subscribers only!

