천재전 p053 예제 2 풀이

Canonical URI: https://w3id.org/kmath/textbook_solution/chunjae_jeon_solution_p053_example_02

rdf:typemath:TextbookSolution
rdfs:label천재전 p053 예제 2 풀이
rdfs:comment천재전 공통수학1 교과서 p053의 예제 2 본문 풀이.
math:answerText(1) \(2+9i\) (2) \(13\)
math:explanationText(1) \((1+2i)(4+i)=4+i+8i+2i^2=2+9i\). (2) \((2+3i)(2-3i)=4-6i+6i-9i^2=13\).
math:mappingConfidence1.0
math:pageStart53
math:problemtextbook_problem:chunjae_jeon_vision_p053_example_02
math:reviewStatusreviewed
math:solutionKindworked_solution
math:usesSolutionPatternsolution_pattern:complex_number_algebra