Daniel has taken five tests so far this year the tests are out of twenty points and she has gotten the following scores 17, 19, 20, 14, 16 what must danielle score on her sixth test in order to have a mean of 17.5?

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.