lim(x→0)x/(xsinx)=0和lim(x→0)(xsinx)/x=1

lim(x→0)x/(xsinx)=0和lim(x→0)(xsinx)/x=1 lim x→0 1-cosx/xsinx lim(x→0)(1-cos2x)/xsinx lim(x→0)(1-cos4x)/xsinx lim(x→0)(1-cosx)/(xsinx)=? lim（x→0) sinx-x(x+1)/xsinx 求极限lim x→0 (1/xsinx+xsin1/x) X趋向0 lim(xsinx)/(1-cosx) 2.5计算极限lim(x→0) (1-cos2x)/xsinx 求下列极限lim(x→0)(1-cosx)/xsinx lim(x趋向于0)(cosx)^[1/(xsinx)]= 求极限lim(x→0) (sinx-x)/xsinx