lim(x趋向于0)[∫(从0到x)(1+2t)^(1/sint)dt]/ln(1+x)

lim(x趋向于0)[∫(从0到x)(1+2t)^(1/sint)dt]/ln(1+x) lim(1+e^1/x)^x,x趋向于+0 lim(1-2x)^1/x x趋向于0 求lim x趋向于0(e^x-x-1) x趋向于0 lim loga(1+x)/x= lim(x趋向于0)(x*cotx-1)/(x^2) lim(1+3x)^3/x x趋向于0 f(x)={x x=1}求lim x趋向于1- f(x) lim x趋向于1+ f(x) lim趋向于1 f(x)f(x)={2x-1 x0} 求lim x趋向于0- f(x) lim x趋向于0+ f(x) lim趋向于0 f(x) 设f是[0,1]上的连续函数,证明lim(n趋向于正无穷)n∫(从0到1)x^nf(x)dx=f(1) lim（x趋向于0）（1-cosx)/x^2 求lim x趋向于0(arctanx)/(x^+1) 求lim x趋向于0(arctanx)/(x^2+1) lim(cotx-1/x) x趋向于0 高数题 lim{/}=?x趋向于0 lim X趋向于0 arcsin2x/sin3x lim(x趋向于0)arctan2x/sin3x x趋向于0 lim(tan2x/tan4x) lim(x趋向于0)sinx/x=1,那么lim(x趋向于0)x/sinx=?怎么算?