lim x趋向于正无穷x(√1+x^2 -x )=
lim(x趋向正无穷)[x]*sin(1\x)=?
求极限lim(e^3x-5x)^1/x x趋向于正无穷
当x趋向于正无穷,求lim{{(x+1)^2*(3x-1)^3}/x^4*(x+4)}
极限lim(x趋向正无穷) 3x^2+1 / 2x^2-2014 =
lim(x趋向于无穷)(1+3/x)^(x-3)
lim x[ln(x-1)-lnx] 求x趋向于正无穷时的极限
【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
x趋向正无穷 lim[(x+a)/(x-a)]^x
lim趋向正无穷(根号下X^2+X-1 -AX)=b ,求a ,b
lim(x趋向于正无穷)(x*sin(1/x))=0 怎么用定义证明?
lim (x 趋向于无穷)e^-x^2*cosx