Mathematics
Senior High
Solved
矢印の部分がどうやっているのか分からないので教えてください!
1
√√n² +1²
2
よって
+
2
√n² +2²
+
3
√n² +3 ²
2n
(x)=lim Σ
n→∞ n k=1
k
n
1+1
2
+
=[²√1+x²] =√5-1
2n
√n²+(2n)²
=So-
X
1+x²
2n
=>
1
-dx=
k=1
2n
=2
k=1
k
n² + k²
k
n
1+
h\2
n
1/² √ ² (1 + x²³)¯ (1 + x²) dx
0
Answers
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出来ました!ありがとうございます🙇♀️