设, 其中 与所围, 则______;https://p.ananas.chaoxing.com/star3/origin/ef6a6cf9b7f15001419ea23cad26bec6.pnghttps://p.ananas.chaoxing.com/star3/origin/50f27f6503894ed459847bb38f24777d.pnghttps://p.ananas.chaoxing.com/star3/origin/a2c2c9632f7b90a7b958b77aac786a4f.png
举一反三
- 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
- 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
- 设函数,而,其中,则为https://p.ananas.chaoxing.com/star3/origin/bdd3c3c3d814f974d45d9be460d5a66a.pnghttps://p.ananas.chaoxing.com/star3/origin/9013fc3411ac505abed248ac00a80d36.pnghttps://p.ananas.chaoxing.com/star3/origin/f675b4422c15e05748ebddd882faa308.pnghttps://p.ananas.chaoxing.com/star3/origin/3895cb15e5f52df4fab9f7a8ad29c794.png
- 设矩阵其中且则为.https://p.ananas.chaoxing.com/star3/origin/c129fefea44503dd19e940909b9e13d4.pnghttps://p.ananas.chaoxing.com/star3/origin/692fbf548c467f5c4ab5af82e2d1b68e.pnghttps://p.ananas.chaoxing.com/star3/origin/320f0f85be6c0b70e443388f72f90b35.pnghttps://p.ananas.chaoxing.com/star3/origin/30cf26f3ed91b1f13b2d9ca4c0df7b0c.png