Canonical URI: https://w3id.org/kmath/textbook_solution/chunjae_hong_solution_p013_p013_01
| rdf:type | math:TextbookSolution |
|---|---|
| rdfs:label | 천재홍 p013 예제 2 풀이 |
| rdfs:comment | 천재홍 공통수학1 교과서 본문 p013의 예제 2 풀이. |
| math:answerText | \(6x^3+8x+1\) |
| math:explanationText | \[ (3A+B)+(A-2B)=3A+A+B-2B=4A-B \] \[ =4(x^3+x^2+2x)-(-2x^3+4x^2-1)=6x^3+8x+1 \] 이다. |
| math:mappingConfidence | 1.0 |
| math:pageStart | 13 |
| math:problem | textbook_problem:chunjae_hong_vision_p013_01 |
| math:reviewStatus | reviewed |
| math:solutionKind | worked_solution |
| math:usesSolutionPattern | solution_pattern:combine_like_terms_polynomial |