7. A tree is 3,212 years old. How can you express this age in scientific notation with the lowest level of precision?
A.3x10^3
B.3.2x 10
C.3.21x10
D.3.212 10

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.