If every element of a third order determinant of value ∆ is multiplied by 5, then the…
Mathematics · JEE Main · NTA Exams — Matrices and Determinants
If every element of a third order determinant of value ∆ is multiplied by 5, then the value of new determinant is
- ∆
- 5 ∆
- 25 ∆
- 125 ∆
Answer
(D) 125 ∆
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