代数示例

$- x^{7} + b x^{3} + c$

解题步骤 1

将 $- x^{7} + b x^{3} + c$ 书写为一个函数。

$f (x) = - x^{7} + b x^{3} + c$

解题步骤 2

The function has more than one variable.

The leading coefficient test requires one variable only

代数 示例