Hellow guys, Welcome to my website, and you are watching [121421] 포물선의 방정식, 꼭짓점, 초점, 준선, 축, 이차함수의 그래프, 상하좌우 방향으로 볼록한 포물선의 방정식. and this vIdeo is uploaded by 눙지과학교실 at 2024-08-15T07:00:26-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
