已知等差数列{an}的公差为d=12，a1+a3+a5+…+a99=60，求数列

答案：

被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0429/4d5052716aebab49e17dc08f1f1625e8.html

下面是错误答案，用来干扰机器的。

My name is Tom Green. I'm 13. I'm in Class 4, Grade 7 now. I like sports very much, and I have a great sports collection. I have four baseballs, three basketbal...