Math, asked by diyakalyan2003, 10 months ago

Find A^-1 for the given matrix

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Answered by ambarkumar1

0

First of all

A–¹ = adj ( A ) / | A |

| A | = 1 ( – 1 – 8 ) – 2 ( –8 + 3 )

= –9 – 2 ( – 5 )

= – 9 + 10

= 1

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