# determinant of a matrix

mcqspedia.com has 5 Question/Answers about Topic determinant of a matrix

## According to determinant properties, determinant of resulting matrix equals to k delta if elements of rows are

- A. multiplied to constant k
- B. added to constant k
- C. multiplied to constant k
- D. divided to constant
- Correct Answer: Option C

## According to determinant properties, determinant equals to zero if row is

- A. multiplied to row
- B. multiplied to column
- C. divided to row
- D. divided to column
- Correct Answer: Option A

## In matrices, determinant of a matrix is denoted by

- A. vertical lines around matrix
- B. horizontal lines around matrix
- C. bracket around matrix
- D. none of above
- Correct Answer: Option D

## According to determinant properties, when two rows are interchanged then signs of determinant

- A. must changes
- B. remains same
- C. multiplied
- D. divided
- Correct Answer: Option A

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

- A. contains subtraction
- B. contains zero
- C. contains ones
- D. contains addition
- Correct Answer: Option B