Questão 2405591

Sejam as matrizes \(c=[\frac{1\ \ \ \ \ \ \ 0\ \ \ \ 1/4\ \ \ \ -1}{\frac{\frac{-4\ \ \ \ \ \ \ \ 7\ \ \ \ \ \ 4\ \ \ \ \ \ \ \ -5}{1\ \ \ \ \ \ \ \ -1\ \ \ \ \ \ \ \ 4\ \ \ \ \ \ \ \ \ 1}}{-7\ \ \ \ \ \ \ \ \ \ 1\ \ \ \ \ \ \ 2/3\ \ \ \ \ \ 0\ \ \ \ }}]\) e \(D=[\frac{1\ \ \ \ \ \ \ 5\ \ \ \ -1/4\ \ \ \ 1}{\frac{\frac{1\ \ \ \ \ \ \ \ -4\ \ \ \ \ \ -4\ \ \ \ \ \ \ \ 5}{-1\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 1\ \ \ \ \ \ \ \ 1\ \ \ \ \ \ \ \ \ 1}}{7\ \ \ \ \ \ -\ 1\ \ \ \ \ \ \ 1/4\ \ \ \ \ \ 7\ \ \ \ }}]\) Determine o elemento 𝒆_𝟑𝟐 da matriz 𝑬=(𝑪+𝑫).