Question: HW12.3. Diagonalize a symmetric 2x2 matrix 3 2 Consider a 2 X 2 matrix A = Find an orthogonal matrix 2 x 2-matrix Q and

HW12.3. Diagonalize a symmetric 2x2 matrix 3 2 Consider a 2 X 2 matrix A = Find an orthogonal matrix 2 x 2-matrix Q and a 2 3 diagonal 2 x 2-matrix D such that A = QDQT. Q = ? D = ? Note: In order to be accepted as correct, all entries of the matrices A - QDQ? and Q Q - I must have absolute value smaller than 0.05

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