高中数学代数与函数一其他练习题2
题目内容

在数列{a n}中,a n=1- http://picflow.koolearn.com/upload/papers/20140823/20140823230754295339.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823230754311325.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823230754342303.png+…+ http://picflow.koolearn.com/upload/papers/20140823/20140823230754358480.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823230754373441.png,则a k +1等于(  )

2021-07-12

A.ak+http://picflow.koolearn.com/upload/papers/20140823/20140823230754420479.png

B.ak+http://picflow.koolearn.com/upload/papers/20140823/20140823230754436516.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823230754451525.png

C.ak+http://picflow.koolearn.com/upload/papers/20140823/20140823230754436516.png

D.ak+http://picflow.koolearn.com/upload/papers/20140823/20140823230754420479.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823230754436516.png

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