Linear AlgebraSuperchallengeDiagonalization & Matrix Powers ShareDiagonalization & Matrix Powers · Superchallenge problemHow many real 2×22\times 22×2 matrices BBB satisfy B2=(5445)B^2 = \begin{pmatrix}5 & 4\\4 & 5\end{pmatrix}B2=(5445)?Check Show answer Walk through it step by step Practice more like this Review this concept