두 초점 $\mathrm{F}(c,0)$ 이고 $\mathrm{F'}(-c,0)$ 으로부터 거리의 합이 $2a$인 타원의 방정식을 구하여라.(Find the equation of the ellipse where the sum of the distances from $\mathrm {F}(-c,0)$ and $\mathrm{F'}(-c,0)$ is $2a$.)

pdf	:	https://min7014.github.io/2020/2020042201.pdf
AlgeoMath	:	https://www.algeomath.kr/algeo/algeomath/app/view?id=6537e82f846311eaafa3020038980004
자료영상(YouTube)	:	https://youtu.be/1KCmu6O5s2I
강의영상(YouTube)	:	https://youtu.be/5_DrFU4vw2Q
Geogebra Tube	:	https://www.geogebra.org/m/cgz2mqer
고유번호	:	math20200422001
수정날짜	:	20220430
제작날짜	:	20200422
고유주소	:	https://min7014.github.io/math20200422001.html

알림 (Notice)