Math Problem Statement

Anggaplah bahwa A adalah matriks kuadrat yang memenuhi A²-3A+I=0 Perli- hatkanlah bahwa A‐¹= 3I-A.

Solution

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Math Problem Analysis

Mathematical Concepts

Linear Algebra
Matrix Inversion
Quadratic Matrix Equations

Formulas

A² - 3A + I = 0
Matrix Inverse A^{-1}
Matrix Multiplication: A^{-1} * A = I

Theorems

Matrix Inverse Property
Associative Property of Matrix Multiplication

Suitable Grade Level

Undergraduate Level (or Advanced High School)