Let A be a square matrix of order 3 × 3, then $|kA|$ equal to
(A) $k|A|$
(B) ${k^2}|A|$
(C) ${k^3}|A|$
(D) $3k|A|$
Let A be a square matrix of order 3 × 3, then $|kA|$ equal to
(A) $k|A|$
(B) ${k^2}|A|$
(C) ${k^3}|A|$
(D) $3k|A|$
Official Solution
VVidaara Team
✓ Verified solution
NCERT & Exemplar
Correct Answer is c
If A is a square matrix of order n, then $|kA| = {k^n}|A|,$ where k is scalar.
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