求极限lim(x→0)∫(x,0)(cost^2dx)/x

求极限 lim→+0 ∫(√x,0) ((1-cost^2)dt)/(x^(5/2)) 急求一道极限题目lim→0(∫[0,x]cost^2dt)/x 求极限lim(x->0)(x+e^x)^2/x lim 2x/tan3x x→0 求极限 求lim(x→0)x cos 1/x lim(x→∞)x^2/ (3x-1)的极限 求极限lim Ln(1+x) /x > .< x→0 求极限lim x→0 (x-xcosx)/(x-sinx) 求极限lim(x→0)x-sinx/x^3 求极限 lim/x-0 (e^x+sinx+x^2) 求极限lim(x-->0)x^2 sin(1/x), 求极限lim(x->0)x^sinx, lim x-0 sin2x/x 求极限