2. Determine the signs to be attached to the relevant minors in order to get the...

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2. Determine the signs to be attached to the relevant minors in order to get the following cofactors of a determinant: 1613, 1 4. Test whether the following matrices are nonsingular: 4 0 7 -1 0 19 1 - 3 (0) 1 1 4 7 1 0 13 -3 -4 4 -21 -4 9 5 -S 6 0 (d

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Answer 1

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dirnens 14 2. 3. @ dett 401 19 1-3 7 I 0 16,31 = (4) 123l=t 1233l = (4) R41)=6), Ilgalit dell) = 12 + 12 = 24to. Non-singular

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