1.lim (e^1/x)/x^2 x趋向正无穷
求极限lim(e^3x-5x)^1/x x趋向于正无穷
lim(x趋向正无穷)[x]*sin(1\x)=?
【求极限】(x趋向正无穷)lim((x^2)/arctanx).
求极限.lim x(根号下(x^2+1) ) -x x趋向正无穷
lim (x 趋向于无穷)e^-x^2*cosx
x趋向正无穷 lim[(x+a)/(x-a)]^x
x趋向无穷时,求lim e^-x乘以(1+1/x)^(x^2),求方法,
高数求极限,lim(x趋向正无穷)cosx/(e^x+e^-x)
Lim(x趋向正无穷)cosx/[e^x+e^(-x)]=?
lim x趋向正无穷,[x+(1+x^2)^1/2]^/lnx
极限lim(x趋向正无穷) 3x^2+1 / 2x^2-2014 =
lim(x趋向无穷)[1-(2/x)]^3x