If A = [cosαsinα−sinαcosα] and A−1 = A', then find the value o – InterviewSolution

1.	If A = [cosαsinα−sinαcosα] and A−1 = A', then find the value of α.
Answer» If A = $[\begin{matrix} c o s α & s i n α - s i n α & c o s α \end{matrix}]$ and $A^{- 1}$ = A', then find the value of $α$ .

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