Mathematics
Senior High
このシグマの計算ではシグマの公式は使えないのですか?
n
2 (2
Σ (2n-2k+1)
k=0
n+1
2
10=(n+1)²
=
{(2n+1)+1}
100
Answers
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このシグマの計算ではシグマの公式は使えないのですか?
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だとk=0の時の和はどうやって求めればいいのですか?