设函数由方程确定，则1[imgwidth="60"height="22"src=...994c821e47255a.png"]
举一反三
- 设则（ [imgwidth="102"height="54"src="htt...9d4a97a5a3524b.png"]
- 设函数在处可导，且则[imgwidth="36"height="21"src="...b70f05bba3de85.png"]
- 设，则[imgwidth="101"height="25"src="http:/...e5ff9f9fe381f4.png"]
- 设，且，则与[imgwidth="73"height="24"src="http...73413b9f76aa6e.png"]
- [imgwidth="163"height="60"src="http://p....4f51b6a3b4cf6f.png"]