If A is an invertible matrix of order 2 then det (A-1) be equal - Business Mathematics and Statistics

Question

If A is an invertible matrix of order 2 then det (A^-1) be equal

Options

det(A)
$\frac{1}{\det (A)}$
1
0

MCQ

Solution

$\frac{1}{\det (A)}$

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Inverse of Matrix

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Q 17 Q 16 Q 18

Chapter 1: Matrices and Determinants - Exercise 1.5 [Page 21]

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Samacheer Kalvi Business Mathematics and Statistics [English] Class 11 TN Board

Chapter 1 Matrices and Determinants
Exercise 1.5 | Q 17 | Page 21

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If A is an invertible matrix of order 2 then det (A-1) be equal - Business Mathematics and Statistics

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