What is the characteristic equation of A=(3003)A = \begin{pmatrix} 3 & 0 \\ 0 & 3 \end{pmatrix}A=(3003)?
(3−λ)2=0(3-\lambda)^2 = 0(3−λ)2=0
λ2−3=0\lambda^2 - 3 = 0λ2−3=0
λ2−6λ+9=0\lambda^2 - 6\lambda + 9 = 0λ2−6λ+9=0
Both a and c