Question

Find the minors and cofactors of the elements of the determinant
2 - 3 5
6 0
4 and verify that a 1A31 +212A32 + 413A 33 = 0.
5 - 7
1
(C.B.S.E. 2008, 2010)​

Answer 1

Answer:

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12th

Maths

Determinants

Minors and Cofactors

Find minor & cofactors of e...

MATHS

Find minor & cofactors of elements '6', '5', '0' & '4' of the determinant ∣∣∣∣∣∣∣∣263150374∣∣∣∣∣∣∣∣

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ANSWER

Minor of 6=∣∣∣∣∣∣1034∣∣∣∣∣∣=1×4−3×0=−4

Cofactor = (−1)2+1(4)=−4

Minor of 5=∣∣∣∣∣∣2334∣∣∣∣∣∣=2×

Answer 2

Answer:

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Step-by-step explanation:

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