Math Problem Statement

x=b±b24ac2a211x=\frac{-b\pm\sqrt{b^{2}-4ac}}{2a2^{-1}1} 这个公式是干嘛的

Solution

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Math Problem Analysis

Mathematical Concepts

Quadratic Equations
Roots of Equations
Discriminant

Formulas

Quadratic equation formula ax^2 + bx + c = 0

Theorems

Quadratic formula

Suitable Grade Level

Grades 10-12