If a 3×33 \times 33×3 matrix AAA has eigenvalues λ1=1,λ2=2,λ3=−2\lambda_1 = 1, \lambda_2 = 2, \lambda_3 = -2λ1=1,λ2=2,λ3=−2, what is det(A2+I)\det(A^2 + I)det(A2+I)?
252525
505050
101010
000