The circle graph shows the location of oklahoma’s 77 counties in the state.
which three regions combined have 1/2 of the counties?
a. northwest, southwest, southeast
b. southwest, northeast, northwest
c. northeast, southwest, tulsa metro
d. southeast, northeast, oklahoma city metro

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.