Questão
Simulado EN
2021
Dadas-matrizes-2-12-6328fea8d980
Dadas as matrizes 𝐴 =  e 𝑋 = [2 12 63] e 𝐵 = 𝑋 ⋅ 𝑋ᵗ . Determine o valor de de(3 ⋅ 𝐴⁻¹) + det(𝐵).
A
8209/2
B
8234/3
C
8207/2
D
8191/2
E
4117