(n+2)^3/(n+1)^4的极限(当n趋向于无穷)

(n+2)^3/(n+1)^4的极限(当n趋向于无穷)
(n+2)^3/(n+1)^4的极限(当n趋向于无穷)

(n+2)^3/(n+1)^4的极限(当n趋向于无穷)
使用洛必达法则,(n+2)^3/(n+1)^4=3（n+2)^2/[4(n+1)^3]=6(n+2)/[12(n+1)^2]=6/[24(n+1)]=0