来自陈思维的问题
求极限lim(x,y)→(0,0)[1-cos(x2+y2)]/[(x2+y2)e^x2y2]
求极限lim(x,y)→(0,0)[1-cos(x2+y2)]/[(x2+y2)e^x2y2]
1回答
2020-08-0221:47
求极限lim(x,y)→(0,0)[1-cos(x2+y2)]/[(x2+y2)e^x2y2]
求极限lim(x,y)→(0,0)[1-cos(x2+y2)]/[(x2+y2)e^x2y2]