lim(x→0y→1)(1+xe^y)^(2y+x/x)求极限
lim(x→0y→1)(1+xe^y)^(2y+x/x)求极限
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跪求极限Y=lim (xy+1)/x^4+y^4,当(x,y)→(0,0),
高数 求极限x→0,lim(1+xe^x)^(1/x) 答案是e
二元函数求极限:lim sin(x^2+y)/(x^2+y^2) x→0,y→0
二元函数求极限:lim (sin(x^2+y)) / (x^2+y^2) x→0,y→0
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求极限 lim x→0 y→0[x^2+y^2+5/x+y sin(x+y)] 不懂极限,
求极限lim(x,y)→(+∞,+∞) (xy/(x^2+y^2))^x^2