YBM p146 정답 - p106 문제 3

Canonical URI: https://w3id.org/kmath/textbook_solution/ybm_solution_p146_p106_03

rdf:typemath:TextbookSolution
rdfs:labelYBM p146 정답 - p106 문제 3
rdfs:commentYBM 공통수학1 정답과 해설 p146의 조합 항등식 빈칸 정답.
math:answerText\((n-1-r)!\), \(\{(n-1)-(r-1)\}!\), \((n-r)+r\), \(n!\)
math:mappingConfidence1.0
math:pageStart146
math:problemtextbook_problem:ybm_vision_p106_03
math:reviewStatusreviewed
math:solutionKindanswer_only
math:usesSolutionPatternsolution_pattern:combination_choose_groups