📖 Math Dictionary

Quadratic

/kwod-RAT-ik/

Definition

Quadratic refers to expressions, equations, or functions involving a variable raised to the second power (squared). The highest exponent is 2.

💡Example

Quadratic equation: x² + 5x + 6 = 0. Quadratic function: f(x) = 2x² − 3x + 1. The graph of a quadratic function is a parabola.

🎓Used in Grades

Grades 9-12GCSE to A-Level

📚Learn More

quadratic formula →factoring quadratics →completing the square →

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