Ayushi posted an Question
August 13, 2020 • 00:36 am 30 points
  • UGC NET
  • Economics

115. if row of a determinant is changed into column and column is changed into row, then the value of the determinant will (1) increases remain the same (4) cha

115. If row of a determinant is changed into column and column is changed into row, then the value of the determinant will (1) Increases remain the same (4) Change sign (3) Decreases (1) TT (2) aTBET (3) 97 TT 116.1f adjacent rows of a determinant are trnasfeed to the place of cach other, then the value of the determinant will: (1) increases (2) remains unchanged (3 decreases (4) change signs

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    Nidhi taparia Best Answer

    115. The correct answer is (2). 116. The correct answer is (4). In 115, we are talking about the transpose of a determinant. The value of a determinant and its transpose is the same. In 116, when rows or columns are interchanged, determinant's sign changes.

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