# Discriminant

## Determine the number of real roots using the discriminant

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Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
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## Solutions Using the Discriminant

by CK-12 //basic
Learn how to use the discriminant to solve problems and determine the number of solutions to quadratic equations.
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## Using the Discriminant

This lesson uses the discriminant to determine how many real solutions a quadratic equation has.
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## Solutions Using the Discriminant

Given a quadratic equation, find its discriminant and use the result to determine the nature of the solutions.
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## The Discriminant

This concept explores the discriminant and how to use the discriminant to describe the roots and graph of a quadratic function.
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## Using the Discriminant

This lesson uses the discriminant to determine how many real solutions a quadratic equation has.
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## The Quadratic Formula and the Discriminant: Using the Discriminant

by SFDR Algebra I //at grade
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## Using the Discriminant

This lesson uses the discriminant to determine how many real solutions a quadratic equation has.
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## Using the Discriminant

This lesson uses the discriminant to determine how many real solutions a quadratic equation has.
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## Solutions Using the Discriminant

Given a quadratic equation, find its discriminant and use the result to determine the nature of the solutions.
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## Solutions Using the Discriminant

Learn how to use the discriminant to solve problems and determine the number of solutions to quadratic equations.
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## Interpreting the Discriminant

Given a quadratic equation, find its discriminant and use the result to determine the nature of the solutions.
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## Interpreting the Discriminant

by Millard Public School Omaha, NE (www.mpsomaha.org) //at grade
Given a quadratic equation, find its discriminant and use the result to determine the nature of the solutions.
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• PLIX

## Discriminant

Discriminant Interactive
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• Video

by CK-12 //basic
How to find and use the discriminant of quadratic equations, as explained by Khan Academy.
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• Video

## Discriminant for Types of Solutions for a Quadratic

Uses the discriminant to determine how many real solution are possible for a quadratic equation.
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• Video

## The Discriminant: A Sample Application

This video demonstrates a sample use of the discriminant.
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• Video

## Interpreting the Discriminant - Overview

by CK-12 //basic
Overview
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• Video

## The Discriminant: An Explanation of the Concept

This video provides an explanation of the concept of the discriminant.
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• Video

## Interpreting the Discriminant - Example 1

by CK-12 //basic
Finding and Interpreting the Discriminant Given a Quadratic Equation
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• 1
• Critical Thinking

## Solutions Using the Discriminant Discussion Questions

A list of student-submitted discussion questions for Solutions Using the Discriminant.
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• Real World Application

## It's a Bird, It's a Plane... It's a Bungee Jumper!

Find out how understanding the discriminant can keep you safe when bungee jumping.
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• Real World Application

## Telescope

Students will apply their understanding of polynomials and quadratics to better understand the making of a mirror for an astronomer's telescope.
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• Study Guide

## The Discriminant

This study guide covers the concept of the discriminant and how it is helpful in finding the number of solutions for certain equations.
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• Study Guide

## Solving Quadratic Equations Study Guide

This study guide gives an overview of methods to solve quadratic functions: solving by square roots (special case), completing the square, using the quadratic formula. It also looks at using the discriminant to determine the number of solutions.
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• Flashcards

## Using the Discriminant

by Kyle Bardman //basic
These flashcards will help you to better understand Algebra II with Trigonometry Concepts.
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