lim(x→-1)x^2-1/x^3-1=
lim(x-3/x+1)^x lim趋向无穷大
lim(x→∞)[(a x^2)/x+1]+bx=lim(x→∞)(a x^2)+bx(x+1) / x+1=lim(x
求极限 ((sin(x^3+x^2-x)+sin x) /x x→0 已知lim sinx/x=1
求lim(x→0)x cos 1/x lim(x→∞)x^2/ (3x-1)的极限
求极限 1,lim(x→∞)(sinx/x +100) 2,lim(x→∞)xtan1/x 3,lim(x→1)sin^
lim(x^2+1/x^2-2x)^x=?
lim(x->0)((2-x)/(3-x))^1/x
求解一道极限运算题lim{sin2x+xf(x)}/x^3=1 (x→0) lim{2cosx+f(x)}/x^2这类题
lim(x→-1)x^2-1/x^3-1=
lim(x→0) (x^2+1)/(3x^2-x-1) =
用极限定义证明 x→-1 lim(x^3+x^2+x+1)=0
求极限 lim [(3+x)/(6+x)]^[(x-1)/2]= x→∞