Member for
3 ปี 9 เดือนAge: 14-16
Level: 7-9
Language: Korean
(ko)
ไอดี: 1104997
21/06/2021
Country code: KR
Country: South Korea
Main content: 이차방정식 (1994367)
From worksheet author:
quadratic equation
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![3.3 제곱근을 이용한 이차방정식의 풀이 3.3 제곱근을 이용한 이차방정식의 풀이](/sites/default/files/styles/worksheet/public/def_files/2021/6/21/10621024704572838/10621024704572838001.jpg?itok=jpHoA6Bm)