미래엔 p017 예제 2 풀이

Canonical URI: https://w3id.org/kmath/textbook_solution/mirae_solution_body_p017_01

rdf:typemath:TextbookSolution
rdfs:label미래엔 p017 예제 2 풀이
rdfs:comment미래엔 공통수학1 본문 p017 예제 2 풀이.
math:answerText⑴ \(a^2+b^2+2ab-2a-2b+1\) ⑵ \(x^3+8y^3\)
math:explanationText\((a+b-1)^2=a^2+b^2+(-1)^2+2ab+2b(-1)+2(-1)a=a^2+b^2+2ab-2a-2b+1\)이다. \((x+2y)(x^2-2xy+4y^2)=(x+2y)\{x^2-x\cdot2y+(2y)^2\}=x^3+(2y)^3=x^3+8y^3\)이다.
math:mappingConfidence1.0
math:pageStart17
math:problemtextbook_problem:mirae_vision_p017_01
math:reviewStatusreviewed
math:solutionKindworked_solution
math:usesSolutionPatternsolution_pattern:expand_with_formula