Q 1: If A^{T} = A, then A is called _______. scalar matrix skew symmetric matrix none of these symmetric matrix

Q 2: A matrix has inverse if it is ________ matrix. singular nonsingular

Q 3: If A, B are 3 ´ 2, 2 ´ 3 matrices, then order of BA is _______. 2 ´ 3 3 ´ 2 2 ´ 2

Q 4: If A is of order 2 ´ 5 and B is of order 5 ´ 4, then the order of AB is ________. 5 ´ 2 2 ´ 5 4 ´ 2 2 ´ 4

Q 5: (AB)^{} = ________. A^{}B^{} B^{}A^{}

Q 6: A square matrix whose determinant is zero is called a ____ matrix nonsingular singular

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