Math Problem Statement

如下二阶方程,其中a ≠ 0:ax^2 + bx + c = 0 解答给出:方程有一个根为x1,另一个根为x2。在下列情况下,选出正确的根。

Solution

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Math Problem Analysis

Mathematical Concepts

Quadratic Equations
Discriminant

Formulas

ax^2 + bx + c = 0
Discriminant: Δ = b^2 - 4ac

Theorems

Discriminant Theorem

Suitable Grade Level

Grades 9-10