You drive 8 miles from your house to your friend's house. your house is at an elevation of 240 feet. your friend's house is at an elevation of 680 feet. what is the mean change in elevation per mile?

To diagonalize an nxn matrix a means to find an invertible matrix p and a diagonal matrix d such that a pdp d p ap or [1 3 dh epap 3 let a=-3 -5 -3 3 3 1 step 1: find the eigenvalues of matrix a "2's" step 2: find the corresponding eigenvectors of a step 3: createp from eigenvectors in step 2 step 4 create d with matching eigenvalues.