lim(x→0)[∫(0,x)(e^(t^2)-1)dt]/x^3

lim(x→0)〖(∫[cosx,0](e^t-t)dt/x^4 〗 lim(x→0)[∫(x,0)e^t²dt]/x lim(x→0)[∫(0,x)(e^(t^2)-1)dt]/x^3 lim(x→0)[∫(0,x)(e^(t^2)-1)dt]/x^3 lim(x→0)1/x∫[x,0](1+t^2)*e^(t^2-x^2)dt lim(n,0)x/(1-e^x^2)∫(0,x)e^t^2dt lim→0+ [∫(上限x,下限0)ln(t+e^t)dt] / (1-cosx) lim(x→0)[e^x-e^(2x)]/x lim→0[∫(上限x,下限0)(1+t^2)e^t^2dt]/xe^x^2 lim→0[∫(上限x,下限0)(1+t^2)e^t^2dt]/xe^x^2 lim(x→∞)[∫(0积到x）（t²乘以e的t²次方）dt]/[x乘以e的x²次方]=? lim(x→∞)[∫(0积到x）（t²乘以e的t²次方）dt]/[x乘以e的x²次方]=? lim(x→∞)[∫(0积到x）（t²*e^t²）dt]/[x*e^x²]=? lim(x→∞)[∫(0积到x）（t²*e^t²）dt]/[x*e^x²]=? lim(x→0)[e^x-e^(-x)]/sinx=? 急求极限lim(x→0){∫(从cos x到1)e^(-t^2)dt}/x^2 ； lim x趋向于正无穷∫0～x t^2* e^(t^2-x^2)dt /x lim (x趋近于无穷大)[∫(0,x)t^2*e^(t^2-x^2)dt]/x