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
  1. ∆
  2. 5 ∆
  3. 25 ∆
  4. 125 ∆

Answer

(D) 125 ∆

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