r^(2n+1)は、r×r^2nであるため、
(与式)=(r×r^2)/(1+r^2n)
=r/(1/r^2n)+1
そのため、lim n→∞ のとき、(与式)→r/0+1 = r/1 = r
Mathematics
Senior High
2番の答えと解き方を教えてください!
問 13 次の数列の極限を調べよ。
1
(1)
1+rn
(ただし, rギ-1)
&
m2n+1
1+p²m
2n
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