Canonical URI: https://w3id.org/kmath/textbook_problem/chunjae_hong_vision_p135_problem_03
| rdf:type | math:TextbookProblem |
|---|---|
| rdfs:label | 천재홍 p135 문제 3 |
| rdfs:comment | 천재홍 공통수학1 교과서 p135에서 이미지 판독으로 추출한 단위행렬 곱셈 성질 확인 문항. |
| math:achievementStandard | achievement_standard:cm1_10_04_02 |
| math:bodyText | 두 행렬 \(A=\begin{pmatrix}2&1\\-1&3\end{pmatrix},\ E=\begin{pmatrix}1&0\\0&1\end{pmatrix}\)에 대하여 \(AE=EA=A\)임을 확인하시오. |
| math:extractionConfidence | 1.0 |
| math:hasSolution | textbook_solution:chunjae_hong_solution_p155_p135_problem_03 |
| math:pageStart | 135 |
| math:problemKind | exercise |
| math:problemNumber | 문제 3 |
| math:problemType | problem_type:identity_matrix_property |
| math:reviewStatus | reviewed |
| math:sourceSection | textbook_section:chunjae_hong_matrix_operations |
| math:targets | concept:matrix |
| math:targets | concept:matrix_element |
| math:targets | concept:matrix_multiplication |
| math:textbook | textbook_source:chunjae_hong_common_math_1 |