Canonical URI: https://w3id.org/kmath/textbook_solution/ybm_solution_body_p049_01
| rdf:type | math:TextbookSolution |
|---|---|
| rdfs:label | YBM p049 예제 6 풀이 |
| rdfs:comment | YBM 공통수학1 본문 p049 예제 6 풀이. |
| math:answerText | \(31\) |
| math:explanationText | 근과 계수의 관계에서 \(\alpha+\beta=5,\ \alpha\beta=-3\)이다. 따라서 \(\alpha^2+\beta^2=(\alpha+\beta)^2-2\alpha\beta=25+6=31\)이다. |
| math:mappingConfidence | 1.0 |
| math:pageStart | 49 |
| math:problem | textbook_problem:ybm_vision_p049_01 |
| math:reviewStatus | reviewed |
| math:solutionKind | worked_solution |
| math:usesSolutionPattern | solution_pattern:roots_coefficients_symmetric_expression |