1、lim(x→0) sin3x/x =__________2、设y=2^x 则y"=______________3、d/dx[∫(∞ a) √6+t^2dt =____________4、 ∫（∞ 1/x^2）dx = ______________5、若项级数∑（∞ m=1）Am 收敛 则 lim(m→n) Am=________________6、微分方程（y

lim(x→0)(ln(1+x)-sin3x)/x3=lim(x→0)(x-3x)/x3为什么 lim（x→0）sin5X/sin3X lim(x →0)sin3x/tan2x lim（x→0）tan4X/sin3X 极限Lim(x->0)(sin3x)/x= 极限Lim(x->0)(sin3x)/x= Lim sin3x ------------=多少?x-0 x+tan7xLim sin3x ----------------x-0 x+tan7x 求极限 lim(sin2x/sin3x)x->0x→0 求极限lim(x→0)sin3x/x 求lim(x→0)x/sin3x的极限 lim sin3x x→0 x 这个结果是多少, lim sin3x/x x→∞ lim x趋于0 ln (1+2x)/sin3x lim(x-0)(sin3x*sin5x)/(x^2) lim(x+sin3x)/(x-sin3x)的极限 计算lim（x→0）sin3x/sin5x x→0 lim sin3x/tan3x 求极限 lim(x→0+)[ln(sin5x)]/[ln(sin3x)] 这题咋做 lim X趋向于0 arcsin2x/sin3x