Mathematics
Senior High
Solved
どうすれば緑のマーカーの式から黄色のマーカーの答えがでますか?
よって, n≧2のとき(1)
-1
n=1+2=5+
--=1
2(2n-1-1)
- k=1 (RAN) 2-1
ss
2=0
すなわち
an=2"+3
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ありがとうございます!