设是圆,则https://p.ananas.chaoxing.com/star3/origin/d8b5edc9a2457c461a3685877f8606ab.pnghttps://p.ananas.chaoxing.com/star3/origin/5f3c1256fa1597901980dc868dfb57f7.pnghttps://p.ananas.chaoxing.com/star3/origin/1932e2a8e9452d4d6f94177a0ca40384.pnghttps://p.ananas.chaoxing.com/star3/origin/5785decddcc5b175015fc7c46d4d8405.png

设,,矩阵,则秩 ____。https://p.ananas.chaoxing.com/star3/origin/37ef575fe498777db654afddca62fe2c.pnghttps://p.ananas.chaoxing.com/star3/origin/a615458f7dcae581d0fff21cde15a403.pnghttps://p.ananas.chaoxing.com/star3/origin/290ba9cd94f47cfdfb6c2f491dc6ba09.pnghttps://p.ananas.chaoxing.com/star3/origin/4552fd27a3592e03f9b28737ec534441.png

在 中, , ,则 等于https://p.ananas.chaoxing.com/star3/origin/98366284d8feecd580613938380206ea.pnghttps://p.ananas.chaoxing.com/star3/origin/526e25c58361a406de96a44862df7aba.pnghttps://p.ananas.chaoxing.com/star3/origin/04970d84ab61ade1077625be94ccdd96.pnghttps://p.ananas.chaoxing.com/star3/origin/7a34359614a39bd8fbffa909e85a630f.png

设,其中;,其中则有.https://p.ananas.chaoxing.com/star3/origin/d0cfc2621081de50fdccfce79f46071a.pnghttps://p.ananas.chaoxing.com/star3/origin/a859ca16f27e44ddbe42071534d98115.pnghttps://p.ananas.chaoxing.com/star3/origin/97ec69aa5345de920ba437ef28f0672b.pnghttps://p.ananas.chaoxing.com/star3/origin/5a081a011913b73c53f831c6efc17e9b.png

表示与的商.https://p.ananas.chaoxing.com/star3/origin/9da0928940189a0ceda053183954eb4e.pnghttps://p.ananas.chaoxing.com/star3/origin/83aed86d3293aa15a3ab61ced2d6e4a5.pnghttps://p.ananas.chaoxing.com/star3/origin/c1544744c0aed01a032334aba9b681ca.png