求解初值问题https://p.ananas.chaoxing.com/star3/origin/fda48b5da21faf52877364555b511f21.png
举一反三
- 初值问题的解为。https://p.ananas.chaoxing.com/star3/origin/71b49dfb5a964c70fdb488371e079ded.png
- 由曲线[imgwidth="156"height="53"src="https://p.ananas.chaoxing.com/star3/origin/00e346dd386ef544f5052fb5c90e1372.png"]、[imgwidth="37"height="19"src="https://p.ananas.chaoxing.com/star3/origin/8fad2786802119320b27fc6647707e0d.png"]和[imgwidth="35"height="21"src="https://p.ananas.chaoxing.com/star3/origin/27d8820aa177e50656e6ffa3c6225a67.png"]围成的平面图形绕[imgwidth="15"height="17"src="https://p.ananas.chaoxing.com/star3/origin/b3048d8c2bbe74ff01f7d3c8915bfdef.png"]轴旋转一周所得旋转体的体积[imgwidth="28"height="19"src="https://p.ananas.chaoxing.com/star3/origin/c9d9123939953c49b1e9b6492e79f835.png"](). A: imgwidth="55"height="21"src="https://p.ananas.chaoxing.com/star3/origin/3bcbb56de7b78a2ff7eff984ee56642e.png">; B: ; C: ; D: .
- 以下说法正确的是 https://p.ananas.chaoxing.com/star3/origin/32620d45b840963fcfd2a9e499329436.png https://p.ananas.chaoxing.com/star3/origin/be2489a6491756903a1a67528363e754.png https://p.ananas.chaoxing.com/star3/origin/c5d98544629d58d5c134ed8bc9743922.png https://p.ananas.chaoxing.com/star3/origin/eef7c4f0c58f9f292270fbd5e9600bd3.png
- 设[imgwidth="71"height="25"src="https://p.ananas.chaoxing.com/star3/origin/75ffa9533e6ab79bc0cfb8fd5a03fb9e.png"],则[imgwidth="39"height="23"src="https://p.ananas.chaoxing.com/star3/origin/424d5c9d46833a5ab8942dcd75ce5a8c.png"]在[imgwidth="37"height="21"src="https://p.ananas.chaoxing.com/star3/origin/9ee84cb4b1771fa6c046eaa6c45bb946.png"]上的平均值为(). A: imgwidth="16"height="45"src="https://p.ananas.chaoxing.com/star3/origin/f163ea87a82b79497196f437c30b8320.png">; B: ; C: ; D: .
- https://p.ananas.chaoxing.com/star3/origin/b31898e8d988e836116efe3cba9a910f.pnghttps://p.ananas.chaoxing.com/star3/origin/fb8dc50d75c1b761d9389a77bc20b4fd.pnghttps://p.ananas.chaoxing.com/star3/origin/7e75cd17522334f54b2eaedb009dba9a.png