Quadratic Equations

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Calculate the exact and approximate solutions to unfactorable quadratic equations using the Quadratic Formula.

In this Early Edge video lesson, you'll learn more about Two-Step Equations, so you can be successful when you take on high-school Math & Algebra.

need to use Quadratic Formula to solve the equation d^2-4d-96=0

In this video, Salman Khan of Khan Academy explains the quadratic equation. Part 2 of 2.

This video includes sample exercises and step-by-step explanations of shifting quadratic graphs and finding x-intercepts (roots) for the California Standards Test.

Solving Quadratic equations by completing the square

I have no idea what to do on this problem: 64x^2-1=0

Algebra Terms

A helpful scientific calculator that runs in your web browser window.

In this video, Salman Khan of Khan Academy shows you how to solve quadratics by factoring.

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