Find the value of m given that the sum of first m terms is equal _数学解答

Find the value of m given that the sum of first m terms is equal to the sum of the first (m+1)terms

人气：194 ℃　时间：2020-04-02 05:48:12

解答

m=m+1.那么m等于几.话说,这个我也不确定.