Let A be a symmetric tridiagonal matrix (i.e., A is symmetric and aij = 0 whenever
Chapter 2, Problem 13(choose chapter or problem)
Let A be a symmetric tridiagonal matrix (i.e., A is symmetric and aij = 0 whenever |i j| > 1). Let B be the matrix formed from A by deleting the first two rows and columns. Show that det(A) = a11 det(M11) a2 12 det(B)
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