grandes-ecoles 2025 Q14

grandes-ecoles · France · mines-ponts-maths2__mp Matrices Determinant and Rank Computation
Deduce, using question 6, that if $p$ has a stable root then $J(p)$ is not invertible.
Deduce, using question 6, that if $p$ has a stable root then $J(p)$ is not invertible.