Canonical URI: https://w3id.org/kmath/textbook_solution/visang_solution_p155_p126_04
| rdf:type | math:TextbookSolution |
|---|---|
| rdfs:label | 비상 p126 중단원 학습 점검 08 풀이 |
| rdfs:comment | 비상 공통수학1 정답 및 해설 p155의 p126 중단원 학습 점검 08 풀이. |
| math:answerText | \[ AB-BA= \begin{pmatrix} 16&4\\20&-16 \end{pmatrix} \] |
| math:explanationText | \[ AB= \begin{pmatrix} -5&7\\9&-15 \end{pmatrix}, \quad BA= \begin{pmatrix} -21&3\\-11&1 \end{pmatrix} \] 따라서 \[ AB-BA= \begin{pmatrix} 16&4\\20&-16 \end{pmatrix} \] |
| math:mappingConfidence | 1.0 |
| math:pageStart | 155 |
| math:problem | textbook_problem:visang_vision_p126_04 |
| math:reviewStatus | reviewed |
| math:solutionKind | worked_solution |
| math:usesSolutionPattern | solution_pattern:matrix_linear_combination_entries |
| math:usesSolutionPattern | solution_pattern:matrix_product_row_column |