Math Problem Statement
kerjakan nomor 3 menggunakan cramers rule. Step 1: Transform ke matrix Step 2 : Cari determinan A dengan metode Strauss Step 3 : Cari inversenya Step 4 : Cari Xi nya
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Algebra
Systems of Linear Equations
Determinants
Cramer's Rule
Formulas
Determinant formula for a 3x3 matrix using Sarrus' Rule: det(A) = aei + bfg + cdh - ceg - bdi - afh
Cramer's Rule: Xi = det(Ai) / det(A)
Theorems
Cramer's Rule
Properties of Determinants
Suitable Grade Level
Undergraduate Mathematics
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