冪級數

[hhhtsai (莫忘初衷)]

the power series Σ An(x-2)^n and Σ Bn(x-3)^n both converge at x=6
find the largest interval which both series converge

感謝~~

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→ hhhtsai:如果可以也請版友看小弟另一個問題2307....感謝
推 style520:似乎條件不足吧
推 hhhtsai:原題是如此沒錯