Canonical URI: https://w3id.org/kmath/textbook_solution/chunjae_jeon_solution_body_p014_02
| rdf:type | math:TextbookSolution |
|---|---|
| rdfs:label | 천재전 p014 예제 1 풀이 |
| rdfs:comment | 천재전 공통수학1 본문 p014의 예제 1 풀이. |
| math:answerText | \(6x^3-8x^2-2x-2\) |
| math:explanationText | \[ (A+3B)-(3A-B)=A+3B-3A+B=-2A+4B \] \[ =-2(x^3-2x^2+x+3)+4(2x^3-3x^2+1) \] \[ =-2x^3+4x^2-2x-6+8x^3-12x^2+4 \] \[ =6x^3-8x^2-2x-2 \] |
| math:mappingConfidence | 1.0 |
| math:pageStart | 14 |
| math:problem | textbook_problem:chunjae_jeon_vision_p014_02 |
| math:reviewStatus | reviewed |
| math:solutionKind | worked_solution |
| math:usesSolutionPattern | solution_pattern:combine_like_terms_polynomial |