A triangle has side lengths. On one side of the triangle has 2.9a - 4.0b on another 4.5a + 3.2b and on the last side is 7.3a + 1.5b please don’t answer if you don’t know the answer

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.