x趋向于无穷 lim(e^x-2x)/(e^x+3x)
lim (x 趋向于无穷)e^-x^2*cosx
求极限lim(e^3x-5x)^1/x x趋向于正无穷
导数计算问题lim x趋向无穷[(x-3)(2x^2+1)]/(2-7x^3)lim x趋向4 [e^x+cos(4-x
求极限lim (e^x)- (e^-x) -2x / (tanx-x) x趋向于0
x趋向无穷时,求lim e^-x乘以(1+1/x)^(x^2),求方法,
当x趋向于无穷时lim xe^x(2e^x+1)/[1+(e^x+1)^2](1+e^x)的极限是多少
lim(x趋向于无穷)(1+3/x)^(x-3)
lim(1+e^1/x)^x,x趋向于+0
lim ln(1+2x)/e^x x趋向于0 e^x
文科高数题目lim[1/(x+1)-3/(x^3+1)] x趋向于-1 lim[(e^2x-1)/x] x趋向于0 没学
高数求极限:lim[(x+6)e∧1/x-x],x趋向于无穷.
利用洛必达法则 lim趋向于0 求[(e^x)+(e^-x)-2]/4x^2