Valencian PAU Mathematics II Practice Questions - Valencian Community PAU Mathematics II Examination - Universitats GVA (Matemáticas II 2026) Exam

Compute the inverse matrix A^(-1) for A = [[1, 0, 2], [2, -1, 3], [4, 1, 8]].

[[-11, 2, 2], [-4, 0, 1], [6, -1, -1]] [[-11, -4, 6], [2, 0, -1], [2, 1, -1]] [[11, -2, -2], [4, 0, -1], [-6, 1, 1]] [[-8, 2, 2], [-4, 1, 1], [6, -1, 0]]

Correct Answer:

[[-11, 2, 2], [-4, 0, 1], [6, -1, -1]]

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