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讨论若 nnnn axaxaxaxP 1110 )(? 则?)(l i m
0
xPxx
提示
a0x0n?a1x0n?1 an-1x0+an
P(x0)?
nxxnxxnxxnxxxx axaxaxaxP 00000 lim)(lim )(lim)(lim)(lim 1110
nxxxxnnxxnxx axaxaxa 0000 limlim )(lim)(lim 1110
) )lim()lim( 110
00
nnxxnxx axaxa