Canonical URI: https://w3id.org/kmath/textbook_solution/jihak_solution_body_p030_01
| rdf:type | math:TextbookSolution |
|---|---|
| rdfs:label | 지학사 p030 예제 1 풀이 |
| rdfs:comment | 지학사 공통수학1 본문 p030 예제 1 풀이. |
| math:answerText | \((x-y+z)^2\) |
| math:explanationText | \(x^2+y^2+z^2-2xy-2yz+2zx=x^2+(-y)^2+z^2+2x(-y)+2(-y)z+2zx=(x-y+z)^2\)이다. |
| math:mappingConfidence | 1.0 |
| math:pageStart | 30 |
| math:problem | textbook_problem:jihak_vision_p030_01 |
| math:reviewStatus | reviewed |
| math:solutionKind | worked_solution |
| math:usesSolutionPattern | solution_pattern:substitution_factorization |