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)