Mathematics
Senior High
Resolved
この問題やり方を教えて欲しです🙇♂️よろしくお願いします!
n²=3n- (n²-5n+4).
-in-n+5n-4=-21-4
6
次の条件によって定められる数列{an}の一般項を求めよ。
a1=1, n+1=-2a,+1
J
2
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ありがとうございます!助かります🙏