self-conjugate quadric

例句：

1. 1.The self-conjugate quadratic equation is a type of polynomial equation that can be solved using the quadratic formula.
   自共轭四次方程是一种多项式方程，可以使用二次公式求解。
2. 2. In this problem, we will solve the self-conjugate quadratic equation to find the roots.
   在这个问题上，我们将解决自共轭四次方程以找到根。
3. 3. The self-conjugate quadratic function is a special type of polynomial function that has real coefficientsand real roots.
   自共轭四次函数是一种特殊类型的多项式函数，其系数为实数且根也为实数。