一个只含有字母a的二次三项式，它的二次项系数，一次项系数均为-

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问题填空题

一个只含有字母a的二次三项式，它的二次项系数，一次项系数均为-3，常数项为1，则这个多项式为______．

答案

由题意得：该多项式为：-3a²-3a+1．

故答案为-3a²-3a+1．

选择题

29. To greatly raise people’s living conditions, _______.

A．all kinds of measures have taken

B．they have taken all kinds of measures

C．it is said that they have taken all kinds of measures

D．I think they have taken all kinds of measures

多项选择题

下面选项中是public void example（）{...}的重载函数的有（）。

A、public void example2（）{...}

B、public int example（）{...}

C、public void example（intm）{...}

D、public int example（intm，floatF.{...}