In: Math
Find a matrix P that diagonalizes the matrix A = [ 2 0 ?2 / 0 3 0 / 0 0 3 ] and compute P ?1AP.
Solution: The characteristic equation is
for
By and
Put
for
Put and
is an eigenvector corresponding to
Since Algebraic multiplicity of Geometric multiplicity of and
Algebraic multiplicity of Geometric multiplicity of
is diagonalisable