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MCQ: In the computation of determinant of a matrix, significant efficiencies are introduced by combining row to another which

1. contains subtraction
2. contains zero
3. contains ones

B

MCQ: According to determinant properties, when two rows are interchanged then the signs of determinant

1. must changes
2. remains same
3. multiplied
4. divided

A

MCQ: In matrices, the determinant of a matrix is denoted by

1. vertical lines around matrix
2. horizontal lines around matrix
3. bracket around matrix
4. none of above

D

MCQ: According to determinant properties, the determinant equals to zero if row is

1. multiplied to row
2. multiplied to column
3. divided to row
4. divided to column

A

MCQ: According to determinant properties, the determinant of resulting matrix equals to k delta if elements of rows are

1. multiplied to constant k