YBM p006 예제 2 풀이

Canonical URI: https://w3id.org/kmath/textbook_solution/ybm_solution_body_p006_01

rdf:typemath:TextbookSolution
rdfs:labelYBM p006 예제 2 풀이
rdfs:commentYBM 공통수학1 본문 p006 예제 2 풀이.
math:answerText\(4x^2-2x-1\)
math:explanationText\((2A+3B)+(A-4B)=3A-B\)이다. 따라서 \(3A-B=3(x^3+x^2+1)-(3x^3-x^2+2x+4)=4x^2-2x-1\).
math:mappingConfidence1.0
math:pageStart6
math:problemtextbook_problem:ybm_vision_p006_01
math:reviewStatusreviewed
math:solutionKindworked_solution
math:usesSolutionPatternsolution_pattern:combine_like_terms_polynomial