作业帮数列极限求和[A/(B^0)+A/(B^1)+A/(B^2)+A/(B^3)+A/(B^4)+.+A/(B^n)]求和,A、B是实数,n＝0,1,2,3,4,5.请问这个求和公式是什么呢?谢谢!
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![数列极限求和[A/(B^0)+A/(B^1)+A/(B^2)+A/(B^3)+A/(B^4)+.+A/(B^n)]求和,A、B是实数,n＝0,1,2,3,4,5.请问这个求和公式是什么呢?谢谢!](/uploads/image/z/13871205-45-5.jpg?t=%E6%95%B0%E5%88%97%E6%9E%81%E9%99%90%E6%B1%82%E5%92%8C%5BA%2F%28B%5E0%29%2BA%2F%28B%5E1%29%2BA%2F%28B%5E2%29%2BA%2F%28B%5E3%29%2BA%2F%28B%5E4%29%2B.%2BA%2F%28B%5En%29%5D%E6%B1%82%E5%92%8C%2CA%E3%80%81B%E6%98%AF%E5%AE%9E%E6%95%B0%2Cn%EF%BC%9D0%2C1%2C2%2C3%2C4%2C5.%E8%AF%B7%E9%97%AE%E8%BF%99%E4%B8%AA%E6%B1%82%E5%92%8C%E5%85%AC%E5%BC%8F%E6%98%AF%E4%BB%80%E4%B9%88%E5%91%A2%3F%E8%B0%A2%E8%B0%A2%21)
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数列极限求和[A/(B^0)+A/(B^1)+A/(B^2)+A/(B^3)+A/(B^4)+.+A/(B^n)]求和,A、B是实数,n＝0,1,2,3,4,5.请问这个求和公式是什么呢?谢谢!
数列极限求和
[A/(B^0)+A/(B^1)+A/(B^2)+A/(B^3)+A/(B^4)+.+A/(B^n)]求和,A、
B是实数,n＝0,1,2,3,4,5.
请问这个求和公式是什么呢?谢谢!
数列极限求和[A/(B^0)+A/(B^1)+A/(B^2)+A/(B^3)+A/(B^4)+.+A/(B^n)]求和,A、B是实数,n＝0,1,2,3,4,5.请问这个求和公式是什么呢?谢谢!
等比数列,公比为b分之1,公式是
a[1-(1/b)^n]/(1-1/b)