Sequences & Series (id: b5eb854bc)

本题目来源于试卷: Sequences & Series，类别为 IB数学

[填空题]
The seventh term of an arithmetic seye 6.q.ww)4huyqy0jx.zd*q m 3yc 8vfquence is equal to 1 and the sum.ki2 jn)vk. 5okq- 3c5xizmjs of the first 16 terms is 52 . Find the common k.. vo-xzjni3s kk jqm) 5ic25difference and the first term. $u_1$ =   

参考答案: -8


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