lim(sin2x)/(x^3+3x) x趋向于0快

lim sin2x/3x x趋向0 lim(x->0) (sin2x)/(tan2x)2/3 lim(x->0)(tan3x+2x)/(sin2x+3x) lim(sin2x)/3x＝ x趋向无穷大 lim x→正无穷 sin2x/3x =什么 lim(1-(cosx)^3)/(x*sin2x)怎么做? lim(x→π/4)(sin2x)^3极限是多少? 求极限 lim x→π/2 (sin2x)^3 lim x→0 根号(1+x^2)-1/x lim(sin2x)/(x^3+3x) x趋向于0快 lim(sin2x/x)^(1+3x),当x趋于0时等于多少 lim (x-sin2x)/x^3 当x趋近于零 等于多少 求lim(x→0) (x+sin2x)/(x-sin2x) lim (tanx-sinx)/sin2x^3=?x趋于0lim (tanx-sinx)/sin2x^3=limtanx/sin2x^3-limsinx/sin2x^3对吗?对于这道题来讲,x趋于0我想问你右边lim tanx/sin2x^3分子tanx用等价无穷小一代换就得到是lim sinx/sin2x^3 (tanx sinx 当x趋于0的 求下列极限值1.Lim sin2x∕3x x→02.Lim tan5x∕xx→0 当x->0时,lim[ln(1-3x)/sin2x]的极限 当x->0时,lim[ln(1-3x)/sin2x]的极限, 求解lim(x趋近0）[（1-cosx) sin2x]/(x^3)的极限. 求极限lim x→0 (sin2x)^2/3x^2