Quadratic Formula Calculator

What do you want to calculate?

Example: 2x^2-5x-3=0

Step-By-Step Example

Learn step-by-step how to use the quadratic formula!


Example (Click to try)

2x25x3=0

About the quadratic formula

Solve an equation of the form ax2+bx+c=0 by using the quadratic formula:
x=
b±b24ac
2a

Quadratic Formula Video Lesson


Solve with the Quadratic Formula Step-by-Step [1:29]

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