Mathematics
Senior High
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数Bの数列です。(iii)分からないので詳しく教えてください🙇🏻♀️💦
k=1
(2) 次のシグマ記号で表された数列の和を計算せよ.
n
(i) Σ (3k+5)
k=1
n
n
Σ
(ii) 3.2² (n-k)
k=1
k=1
(iv)
-2
²1
k=12k+1
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ありがとうございます!