지학사 p013 예제 1 풀이

Canonical URI: https://w3id.org/kmath/textbook_solution/jihak_solution_body_p013_01

rdf:typemath:TextbookSolution
rdfs:label지학사 p013 예제 1 풀이
rdfs:comment지학사 공통수학1 본문 p013 예제 1 풀이.
math:answerText⑴ \(3x^3-3x^2+2x+4\) ⑵ \(-x^3+3x^2+2x+2\)
math:explanationText\(A+B=(x^3+2x+3)+(2x^3-3x^2+1)=3x^3-3x^2+2x+4\). \(A-B=(x^3+2x+3)-(2x^3-3x^2+1)=-x^3+3x^2+2x+2\).
math:mappingConfidence1.0
math:pageStart13
math:problemtextbook_problem:jihak_vision_p013_01
math:reviewStatusreviewed
math:solutionKindworked_solution
math:usesSolutionPatternsolution_pattern:substitution_factorization