# Solve the matrix equation , where X is a 2x2 matrix.

Let A = B = So, AX = B

Or, X = A – 1B

|A| = 1

Cofactors of A are

C11 = 1 C12 = – 1

C21 = – 4 C22 = 5

Since, adj A = (adj A) = = Now, A – 1 = A – 1 = So, X = Hence, X = Rate this question :

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