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MCQ: If At = -A then A is said to be, A. square matrix, B. skew symmetric, C. transpose, D. symmetric, Answer, MCQ: Generally the elements of a matrix, are denoted by, A. numbers, B. capital letters, C. small letters, D. both A and C, Answer, Scanned by CamScanner

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MCQ: Horizontally arranged elements in a, matrix is called, A. columns, B. rows, C. determinants, D. transpose, Answer, MCQ: A zero matrix 'O' of order m-by-n and, A+0 = 0 + A = A, then the matrix is said to, be, A. additive identity matrix, B. null/zero matrix, C. symmetric, D. skew symmetric, Answer, MCQ: In real numbers, the additive identity, is, А. 1, В. З, С.О, D. -1, Answer, MCQ: In matrices, the columns are denoted, by, А. А, В. В, С.R, D. C, Answer, MCQ: If A is a matrix of order(m - by - n), then a matrix(n - by - m) obtained by, interchanging the rows and columns of A is, called the, A. additive inverse of A, B. transpose of A, C. determinant of A, D. order of A, Answer, Scanned by CamScanner

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MCQ: The idea of matrices was introduced, by Arthur Caylet in, A. 18th century, B. 19th century, C. 20th century, D. 21st century, Answer, MCQ: A square matrix in which all the, elements except at least the one element in, the diagonal are zeros is said to be a, A. identical matrix, B. null/zero matrix, C. column matrix, D. diagonal matrix, Answer, MCQ: A square or a rectangular array of, numbers written within square brackets in a, definite order in rows and columns is, known as, A. formula, B. determinant, C. matrix, D. equation, Answer, MCQ: If A(BC) = (AB)C, then with respect to, multilpication this law is called, A. Inverse law, B. associative law, C. cramers law, D. additive law, Answer, MCQ: In matrices (AB)¯1 equals to, А. А-1, В. В-1, С.А-1 в-1, D. B-1 A-1, Answer, Scanned by CamScanner

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MCQ: A scalar is denoted by, А. n, В. К, С.г, D. a, Answer, MCQ: In matrices (AB)-1 equals to, А. В-1, В. А-1, С. В-1 А-1, D. A-1 B-1, Answer, MCQ: If the number of rows in A matrix are, equal to the number of column in B matrix,, then A and B are comfortable for, A. product, B. division, C. transpose, D. making identity, Answer, MCQ: If Bt = B then the matrix B is called, A. symmetric, B. skew symmetric, C. Transpose, D. determinant, Answer, MCQ: In a unit matrix, number of diagonal, elements are, А. 2, В. 3, С. 1, D. 0, Answer, Scanned by CamScanner

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MCQ: A matrix with only 1 row is called, A. column matrix, B. row matrix, C. identical matrix, D. square matrix, Answer, MCQ: If two matrices A and B have the, same order and their corresponding, elements are equal then it is called, A. matrix equlity, B. rectangular matrix, C. square matrix, D. identical matrix, Answer, MCQ: The theory of matrices was, developed in, A. 1838, B. 1858, C. 1829, D. 1847, Answer, MCQ: Any element from the set of real, numbers is also called a, A. scalar, B. factor, C. transpose, D. coefficient, Answer, MCQ: If a matrix 'A' has 'm' number of, columns and 'n' number of rows then m×r, is said to be, A. transpose of a matrix, B. order of a matrix, C. determinant of a matrix, D. equality of a matrix, Answer, Scanned by CamScanner