Math Problem Statement
Diketahui
A
matriks A, dan det (A2 - 2a) = 0.
Jika A memiliki invers, maka
itu(A)=
A.-5
B.-4
C.-1
D.0
E.1
Solution
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Math Problem Analysis
Mathematical Concepts
Determinants
Eigenvalues
Matrix Inversion
Matrix Algebra
Formulas
det(A^2 - 2A) = det(A) * det(A - 2I)
If det(A) ≠ 0, matrix A has an inverse
Theorems
Determinant of product of matrices: det(AB) = det(A) * det(B)
Eigenvalue theorem: A matrix A has an eigenvalue λ if det(A - λI) = 0
Suitable Grade Level
College level (Linear Algebra)
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