求极限（sin^2)n/n+1

求极限（sin^2)n/n+1 求极限lim(1/n)*[(sin(pi/n)+sin(2pi/n)+.+sin(n*pi/n)] n->无穷 求极限：lim((2n∧2-3n+1)/n+1)×sin n趋于无穷 求极限(sin(2/n)+cos(3/n))^(-n) 当n趋于无穷时,求[sin(π/n)/(n+1)+sin(2π/n)/(n+1/2)+.sinπ/(n+1/n)]的极限 sin(pai/n)^2求极限收敛性 求极限 lim sin pi(n^2+1)^(1/2) 求极限 lim sin pi*(n^2+1)^(1/2) 求极限lim(n→无穷) (三次根号下n^2)*sin /(n+1) 求极限lim2^(n-1)sin(x/2^n) n趋近于无穷 [1sin(1/n)]/[n²+n+1]+[2sin(2/n)]/[n²+n+2]+……+[nsin(n/n)]/[n²+n+n]求n趋于无穷大时极限? n趋于正无穷求极限n^2*ln[n*sin(1/n)]答案是-1/6 求sin(√(n+1))-sin(√n),当n趋向无穷的极限 高数求极限n趋于无穷大时,lim (1/n - sin(1/n))/ (1/n^2),lim (1/n - sin(1/n))/ (1/n^3)这一式子呢求极限n趋于无穷大时,lim (1/n - sin(1/n))/ (1/n^2),lim (1/n - sin(1/n))/ (1/n^3)这一式子呢? 求极限lim n→∞ 根号n乘以sin n 除以n+1 (√n sin n )/ (n+1) 求当n趋近正无穷的时候的极限. 求极限 lim Sin[pi*√(n^2+1)] n→∞ 极限 lim(x-->无穷)(1/n sin(n)+1/n sin(1/n)+nsin(1/n))求极限lim(x-->无穷)(1/n sin(n)+1/n sin(1/n)+nsin(1/n))