프리드버그 선형대수학 3.2 행렬의 랭크와 역행렬, 정리 3.6 증명, 연습문제 3번, 11번, 12번

New channel 매쓰로mathro: title sample judged 'whole' (Every upload is a sequential, thorough lecture working through Friedberg's Linear Algebra textbook section by section wi); 3 of 3 sampled transcripts showed teaching, 0 not; every title checked strictly; oEmbed verified.

A 15-minute video from 매쓰로mathro: “프리드버그 선형대수학 3.2 행렬의 랭크와 역행렬, 정리 3.6 증명, 연습문제 3번, 11번, 12번”.

Video by 매쓰로mathro, played through YouTube's embedded player.