若时，与为等价无穷小，则[imgwidth="56"height="16"src...e01574f30fc078.png"]
举一反三
- 是等价无穷小，则=[imgwidth="213"height="35"src="...aa01a14f68b23a.png"]
- 当，为的k阶无穷小，则[imgwidth="44"height="19"src=...e7bc960133a2bf.png"]
- 已知，[imgwidth="104"height="56"src="http:/...1921a7f7fae0b0.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: .
- ，当时，为的高阶无穷小，则[imgwidth="37"height="19"sr...efb3c2feadbeb5.png"]