Math Problem Statement

Uma matriz quadrada A de 3 ordem é tal que A2= 2.A. Se B é uma matriz quadrada de mesma ordem de A e det (A.B) = 80, calcule o valor de det B.

Solution

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Math Problem Analysis

Mathematical Concepts

Linear Algebra
Matrix Operations
Determinants

Formulas

Determinant of a matrix formula

Theorems

Properties of determinants

Suitable Grade Level

Advanced High School / College Level