. Find the area of the triangle Whose ocitil. A matrix A of order 3 x – InterviewSolution

1.

. Find the area of the triangle Whose ocitil. A matrix A of order 3 x 3 is such that |41 4. Find the value of 12A

Answer»

We know |kA| = kⁿ|A| , where n is order of A.

So, |2A| = 2³ |A| = 8 × 4 = 32

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