1.

If A is an invertible matrix of order 2, then det (A−1) is equal to a) det(A) (b) 1det(A) c) 1 d) zero

Answer»

If A is an invertible matrix of order 2, then det (A1) is equal to
a) det(A)
(b) 1det(A)
c) 1
d) zero



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