lim(x →0)sin3x/tan2x
lim(x->0) tan2x/sin3x
求极限,lim(x趋向于0+)(根号(1+tan2x)-根号(1-tan2x))/sin3x
求极限,x趋向于0,lim((tan2x)/(sin3x))
lim(x →0)tan2x/x
lim x→0 tan2x/sin5x
求 lim(x→0+)(tan2x)^x
lim(x→ 0)tan2x-sinx/根号(1+x)-1
lim x→0 tan2x-sinx/x 求极限
高数极限 lim(x→0)tan2x/3x
lim(x→0)ln tan7x/ln tan2x= lim(x->0) [7(tan2x)·cos²2x]/
lim x→0(tan2x/tan5x)的极限怎么求?
lim x—0 (tan2x)/7x