问题
解答题
求极限
|
答案
原式=lim n→∞
(x
-x+1
)(x
+x+1
)x
+x+1 x
=lim n→∞
=x
+x+1 x lim n→∞
=1
+11+ 1 x
.1 2
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求极限
|
原式=lim n→∞
(x
-x+1
)(x
+x+1
)x
+x+1 x
=lim n→∞
=x
+x+1 x lim n→∞
=1
+11+ 1 x
.1 2