천재홍 p135 문제 4 풀이

Canonical URI: https://w3id.org/kmath/textbook_solution/chunjae_hong_solution_p155_p135_problem_04

rdf:typemath:TextbookSolution
rdfs:label천재홍 p135 문제 4 풀이
rdfs:comment천재홍 공통수학1 정답 및 풀이 p155의 p135 문제 4 풀이.
math:answerText\(AB=\begin{pmatrix}12&3\\-6&-5\end{pmatrix},\ BA=\begin{pmatrix}10&12\\1&-3\end{pmatrix}\)이므로 \(AB\ne BA\)
math:mappingConfidence1.0
math:pageStart155
math:problemtextbook_problem:chunjae_hong_vision_p135_problem_04
math:reviewStatusreviewed
math:solutionKindanswer_only
math:usesSolutionPatternsolution_pattern:matrix_product_row_column