∫-10dx∫-x2-x2f(x,y)dy+∫01dx∫x2-x2f(x,y)dy.

admin2018-11-11  27

问题-10dx∫-x2-x2f(x,y)dy+∫01dx∫x2-x2f(x,y)dy.

选项

答案如图8.12所示. [*] 原式=[*]f(x,y)dσ=∫01dy∫-yyf(x,y)dx+∫12dy[*]f(x,y)dx.

解析
转载请注明原文地址:https://kaotiyun.com/show/Cxj4777K
0

最新回复(0)