求极限lim(x,y)→(0,0)
数学极限计算lim(x,y)→(0,0)xy/[√(2-e^xy)-1]=lim(x,y)→(0,0)-xy/(e^xy-1)*[√(2-e^xy)+1]=(-1)*2=...
数学极限计算
lim(x,y)→(0,0) xy/ [√(2-e^xy)-1]
= lim(x,y)→(0,0) -xy/(e^xy-1)* [√(2-e^xy)+1]
=(-1)*2
= -2 展开
lim(x,y)→(0,0) xy/ [√(2-e^xy)-1]
= lim(x,y)→(0,0) -xy/(e^xy-1)* [√(2-e^xy)+1]
=(-1)*2
= -2 展开
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