1.

Let adj(X) denote the adjoint of matrix X. If A is a non-singular matrix of order 2 such that ∣∣A+|A|adj(A)∣∣=0, then the value of ∣∣A−|A|adj(A)∣∣ is

Answer»

Let adj(X) denote the adjoint of matrix X. If A is a non-singular matrix of order 2 such that A+|A|adj(A)=0, then the value of A|A|adj(A) is



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