Canonical URI: https://w3id.org/kmath/textbook_solution/jihak_solution_body_p015_01
| rdf:type | math:TextbookSolution |
|---|---|
| rdfs:label | 지학사 p015 예제 2 풀이 |
| rdfs:comment | 지학사 공통수학1 본문 p015 예제 2 풀이. |
| math:answerText | ⑴ \(a^3+3a^2b+3ab^2+b^3\) ⑵ \(a^3+b^3\) |
| math:explanationText | \((a+b)^3=(a+b)(a+b)^2=(a+b)(a^2+2ab+b^2)=a^3+3a^2b+3ab^2+b^3\). \((a+b)(a^2-ab+b^2)=a(a^2-ab+b^2)+b(a^2-ab+b^2)=a^3+b^3\). |
| math:mappingConfidence | 1.0 |
| math:pageStart | 15 |
| math:problem | textbook_problem:jihak_vision_p015_01 |
| math:reviewStatus | reviewed |
| math:solutionKind | worked_solution |
| math:usesSolutionPattern | solution_pattern:substitution_factorization |