Math Problem Statement

  1. Perhatikan sifat-sifat matriks persegi berikut : (i) A×A^(-1)=A (ii) (AB)^(-1)=A^(-1)×B^(-1) (iii) A×I=A (iv) A×A^(-1)=I (v) A×B=B×A

Sifat matriks persegi yang benar ditunjukkan oleh …. A. (i) dan (v) B. (ii) dan (iv) C. (iii) dan (iv) D. (i) dan (iii) E. (iv) dan (v)

Solution

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Math Problem Analysis

Mathematical Concepts

Matrix Inverses
Matrix Multiplication
Properties of Square Matrices
Identity Matrix

Formulas

A × A^(-1) = I
(AB)^(-1) = B^(-1) × A^(-1)
A × I = A

Theorems

Matrix Inverse Properties
Non-commutativity of Matrix Multiplication

Suitable Grade Level

Grades 10-12