If vmatrix a & -b & a-b-c -a & b & -a+b-c -a & -b & -a-b+c vmatrix -kabc=0 (a 0, b 0, c 0) then what is the value of k?

NDA 2021 Mathematics question

-kabc=0

then what is the value of ?

Answer: (A)

Apply . The third column becomes . Taking , , common from , , : determinant \begin{vmatrix}$ 1 &

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Question ID VK-033623