If A is any symmetric 3 x 3 matrix with eigenvalues 2, 3, and 4, and u is a unit vector
Chapter 8, Problem 39(choose chapter or problem)
If A is any symmetric 3 x 3 matrix with eigenvalues 2, 3, and 4, and u is a unit vector in R3, what are the possible values of the dot product u Au!
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