已知二次函数f(x)=px
2+qx(p≠0),其导函数为f'(x)=6x-2,数列{a
n}的前n项和为S
n,点
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102238572800174/SYS201311031022385728001020_ST/0.png)
均在函数y=f(x)的图象上.
(1)求数列{a
n}的通项公式;
(2)若
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102238572800174/SYS201311031022385728001020_ST/1.png)
,求数列{b
n}的通项公式.
考点分析:
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