x趋向无穷,则lim(x*a^x)=
x趋向正无穷 lim[(x+a)/(x-a)]^x
lim(x趋向正无穷)[x]*sin(1\x)=?
为什么(x趋向正无穷时)lim x乘以ln[(x+a)/(x-a)]=lim x乘以{[(x+a)/(x-a)]-1}
lim趋向正无穷(根号下X^2+X-1 -AX)=b ,求a ,b
lim (n趋向无穷)(x/1+x)x次方
lim(x趋向无穷)[1-(2/x)]^3x
lim(x趋向无穷)(cos1/根号x)^2x
lim(x趋向于无穷)(1+3/x)^(x-3)
为什么当lim x趋于正无穷,f(1/x)=A,则x趋向于0,limf(x)=A?
求下列式子的值(1)lim(x趋向无穷) (2x+7)/[(x-1)(x+2)]=?(2)lim(x趋向无穷) (3x^
一道关于极限的题目已知当x趋向于正无穷,lim 3xf(x)=lim [4f(x)+6],则lim xf(x)=?
lim (x 趋向于无穷)e^-x^2*cosx