lim趋近于1 x^2-1/x+2
计算极限 lim(sin3x/sin5x) x趋近于0 lim[2x²/(1-cosx)]x趋近于0
lim(1/(x^2-x)+2/(x^2-x)) x趋近于0
lim (sqrt(x+2)-sqrt(x))/(sqrt(x+1)-sqrt(x)) (X趋近于正无穷)
lim(x趋近于0)[1/ln(x+根号1+x^2)-1/ln(1+x)]
lim[(x-1)/(x+1)]^(x+2) X趋近于无穷大,求极限
lim(x趋近于0)(e^x-cosx-x)/√(1+x^2) -1
【急】大一微积分lim[x-x^2ln(1+1/x)] x趋近于无穷
x趋近于无穷时 lim(x+1/2x-1)^x=?
lim((x^2)/(x^2)+1)^x x趋近于无穷大
求极限 x趋近于0 lim[(4^x-5^x)/2]^1/x
求极限x趋近于无穷,lim(x^2*arcsin1/x)/4x-1
函数lim x趋近于负无穷 e^1-x/x+x^2 求极限