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1.3k views
in Trigonometry by (41.3k points)
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Consider the determinant Δ = |(a1, a2, a3), (b1, b2, b3), (d1, d2, d3)|

Mij = Minor of the element of ith row and jth column

Cij = Cofactor of the element of ith row and jth column

Value of b1 × C31 + b2 × C32 + b3 × C33 is

(A) 0

(B) Δ

(C) 2Δ

(D) Δ2

1 Answer

+1 vote
by (41.5k points)
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Best answer

Answer is (A) 0

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