[질문] 3x제곱ㅡ10x+5=0 을 완전제곱식으로 풀어보세요

3(x제곱-10/3x+25/9)-25/3+5=0 3(x-5/3)제곱=10/3 (x-5/3)제곱=10/9 x-5/3=±√10/3 따라서 x=5/3±√10/3 입니다^^