求极限lim(sinx^3-x)/(cosx^2+x) x->无穷大
求极限lim(sinx^3-x)/(cosx^2+x) x->无穷大
求lim(sinx^3-x)/(cosx^2+x) x->无穷大
求极限:lim{(2x+sinx)/x}(x->无穷大)
x趋向于无穷大时,lim(2x-sinx)/(x+cosx)的极限
求极限 lim(cosx+sinx)^1/x
求极限lim(x->正无穷大)(x+sinx)/x
x→∞ lim(cosx+x)/(sinx-x) 求极限?
lim(x+cosx)/(x+sinx)当x趋于无穷大时的极限
求极限 lim x-0 1-cosx / x-sinx
lim(x^3+1)(3+cosx)/2x^4-1(x趋向无穷大)的极限
lim(sinx-x*cosx)/(sinx)^3,x趋于0,求极限
求极限:lim(x-0)(x*cosx-sinx)/(x^3)=?