Mathematics
Senior High
Solved

(2)なんですけど、解説見てもよくわかりません、

習 次の和を求めよ. 5/ n ((1)) (k+3)(2k-1) (4) k=1 k √√(2.02 0² al bin ik (-3)^ (2)) Σ k=1 (3)

Answers

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