Canonical URI: https://w3id.org/kmath/textbook_problem/jihak_vision_p136_unit_review_04
| rdf:type | math:TextbookProblem |
|---|---|
| rdfs:label | 지학사 p136 대단원 마무리평가 04 |
| rdfs:comment | 지학사 공통수학1 교과서 p136에서 이미지 판독으로 추출한 문항. |
| math:achievementStandard | achievement_standard:cm1_10_04_02 |
| math:bodyText | 두 행렬 \(A=\begin{pmatrix}2&-3\\-2&1\end{pmatrix}\), \(B=\begin{pmatrix}0&1\\2&3\end{pmatrix}\)에 대하여 \(2X-A=B\)를 만족시키는 행렬 \(X\)는? ① \(\begin{pmatrix}-1&2\\2&1\end{pmatrix}\) ② \(\begin{pmatrix}1&-2\\-2&-1\end{pmatrix}\) ③ \(\begin{pmatrix}1&-1\\0&2\end{pmatrix}\) ④ \(\begin{pmatrix}2&-4\\-4&-2\end{pmatrix}\) ⑤ \(\begin{pmatrix}2&-2\\0&4\end{pmatrix}\) |
| math:extractionConfidence | 1.0 |
| math:hasSolution | textbook_solution:jihak_solution_p157_p136_unit_review_04 |
| math:pageStart | 136 |
| math:problemKind | unit_review |
| math:problemNumber | 04 |
| math:problemType | problem_type:matrix_addition_scalar |
| math:reviewStatus | reviewed |
| math:sourceSection | textbook_section:jihak_matrix_operations |
| math:targets | concept:matrix |
| math:targets | concept:matrix_addition_subtraction |
| math:targets | concept:scalar_multiplication |
| math:textbook | textbook_source:jihak_common_math_1 |