Canonical URI: https://w3id.org/kmath/textbook_problem/chunjae_hong_vision_p129_problem_02
| rdf:type | math:TextbookProblem |
|---|---|
| rdfs:label | 천재홍 p129 문제 2 |
| rdfs:comment | 천재홍 공통수학1 교과서 p129에서 이미지 판독으로 추출한 행렬 덧셈 등식 확인 문항. |
| math:achievementStandard | achievement_standard:cm1_10_04_02 |
| math:bodyText | 세 행렬 \(A=\begin{pmatrix}3&6\\9&3\end{pmatrix},\ B=\begin{pmatrix}-3&5\\4&1\end{pmatrix},\ C=\begin{pmatrix}-2&-1\\5&-1\end{pmatrix}\)에 대하여 다음 등식이 성립함을 확인하시오. (1) \(A+B=B+A\) (2) \((A+B)+C=A+(B+C)\) |
| math:extractionConfidence | 1.0 |
| math:hasSolution | textbook_solution:chunjae_hong_solution_p155_p129_problem_02 |
| math:pageStart | 129 |
| math:problemKind | exercise |
| math:problemNumber | 문제 2 |
| math:problemType | problem_type:matrix_addition_scalar |
| math:reviewStatus | reviewed |
| math:sourceSection | textbook_section:chunjae_hong_matrix_operations |
| math:targets | concept:matrix_addition_subtraction |
| math:targets | concept:matrix_element |
| math:textbook | textbook_source:chunjae_hong_common_math_1 |