quad
ra
tic
复数形式
quadratics
1
二次方程
an equation where the highest power of the variable is squared
- Factoring is one method to solve a quadratic, provided it can be easily factored.
因式分解是解二次方程的一种方法，前提是它可以轻松因式分解。
- An example of a real-life quadratic is the path of a projectile, which follows a parabolic trajectory.
现实生活中的一个二次方程例子是抛射物的路径，它遵循抛物线轨迹。
- A quadratic can have zero, one, or two real solutions depending on the discriminant.
一个二次方程根据判别式可以有零个、一个或两个实数解。
- The roots of the quadratic x2 − 4 = 0 are x=2 and x=−2.
二次方程x2 − 4 = 0的根是x=2和x=−2。
同义词：