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# Solving Quadratic Eqations

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Author: Aaron Nunley

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Tutorial

## Solving Quadratics Using Square Roots

Method 2 for solving Quadratics is using Square roots

Source: Original material using examples from Prentice Hall Algebra I

## Projectile Motion

This video explains how the principles of solving a quadratic equation can be applied to problems involving projectile motion.

Source: Original material using examples from Prentice Hall Algebra I

## Completing the Square

This video shows how to use completing the square to solve quadratic equations.

Source: Original material using examples from Prentice Hall Algebra I

## Recap

This video quickly reviews solving by factoring, solving using square roots, and completing the square in preparation for an introduction to the quadratic formula.

Source: Original material -- Aaron Nunley

## Deriving the Quadratic Formula

This video shows how you can take the standard form of a linear equation and convert it into the quadratic formula.

Source: Original material -- Aaron Nunley

## Solving Quadratics Using the Quadratic Formula

This video shows how the quadratic formula can be used to solve a quadratic equation.

Source: Original material using examples from Prentice Hall Algebra I

## The Discriminant

This video shows how the discriminant determines the number of solutions to a Quadratic Equation.

Source: Original material using examples from Prentice Hall Algebra I