lim(x->无穷)n^2(1-cos(1/n))急求解析,
求极限lim(x→无穷)1/n{(1+cosπ/n)^(1/2)+.+(1+cosn*π/n)^(1/2)} ..
求极限:lim(x→无穷)(2^n-7^n)/(2^n+7^n-1)=?
求极限 lim x-无穷 sin(n+1)/(n+a)
n趋近无穷时,求lim [cos*(1/n)]n平方.求极限.
f(x)=lim (1+X)/(1+x^2n) n->无穷 求间断点
求极限 lim(n->无穷)[(3n^2-2)/(3n^2+4)]^[n(n+1)]
求极限:Lim(1+1/n-1/n^2)^n n趋向于正无穷
求极限 lim(n无穷)n【(根号(n^2+1)-根号(n^2-1)】
求极限:lim((2n∧2-3n+1)/n+1)×sin n趋于无穷
求极限 n趋向于无穷 lim((根号下n^2+1)/(n+1))^n
求极限lim(n趋向于无穷)(n+1)(根号下(n^2+1)-n)
求极限lim(1+2^n+3^n)^1/n.n-->无穷.