Curated Video
Complete SAS Programming Guide - Learn SAS and Become a Data Ninja - Selecting Variable(s) for Your Index
This video focuses on selecting variable(s) for your Index. This clip is from the chapter "Fundamentals of Utilizing SAS Indexes" of the series "Complete SAS Programming Guide - Learn SAS and Become a Data Ninja".This section focuses on...
Brian McLogan
Solving using the quadratic equation - Math test answers - Math help
👉Learn how to solve quadratic equations by factoring when a is equal to 1. A quadratic is an algebraic expression having 2 as the highest power of its variable(s). To factor an algebraic expression means to break it up into factors...
Brian McLogan
Summary for solving a quadratic by the quadratic formula
👉 Learn all about the quadratic formula. The quadratic formula is a formula which can be used to find the roots of (solve) a quadratic equation. The quadratic formula is given by x = (-b +/- sqrt(b^2 - 4ac)) / 2a, where a is the...
Brian McLogan
Solve a quadratic equation using the quadratic formula with two real solutions
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
msvgo
Quadratic Equation : Formula Method & Nature of Roots
It derives and explains the quadratic formula. It also explains the nature of roots based on the discriminant.
Brian McLogan
Solve by using the quadratic formula
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Northeast Arkansas Education Cooperative
Quadratic Formula
The mechanics of using the quadratic formula are clearly detailed in this example-full presentation, along with how to identify and walk through the algorithm. Step-by-step attack methods are provided with examples of several different...
Northeast Arkansas Education Cooperative
Recognizing When Radical Expressions are Undefined
Many times budding algebrists are fine when plugging specific numbers into expressions, but less certain when the range of acceptable values is undetermined. This detailed presentation helps the class move from the point value to...
Curated OER
How Do You Find The Discriminant of a Quadratic Equation With 2 Solutions?
A quadratic equation can have two solutions, one solution, or no solutions. The discriminant is part of the quadratic formula and can be used to find out how many answers a quadratic equation has. Watch this video and learn all about the...
Curated OER
How Do You Find The Discriminant of a Quadratic Equation With 1 Solution?
The discriminant is part of the quadratic formula. A quadratic equation can have two solutions, one solution, or no solutions. The discriminant can be used to determine how many answers a quadratic equation has. Want to know how to use...
Curated OER
How Do You Find The Discriminant of a Quadratic Equation With No Solutions?
How can you determine if a quadratic equation has no solutions before the problems is solved? Use the discriminant! What's the discriminant? It's part of the quadratic formula. Watch the instructor go through the necessary steps to use...
Curated OER
How Do You Use The Discriminant to Determine the Number of Solutions of a Quadratic Equation?
What is the discriminant? The what? The discriminant? It has something to do with quadratic equations. It's used to determine how many answers a quadratic equation has, but what is it? It's an equation that is actually a part of the...
Curated OER
What is the Discriminant?
Introduce learners to the discriminant. The discriminant, used to find the number of real solutions to a quadratic equation, is part of the quadratic formula. The video shows where in the formula you can find it, and provides an example...
Curated OER
What is the Discriminant?
Introduce learners to the discriminant. The discriminant, used to find the number of real solutions to a quadratic equation, is part of the quadratic formula. The video shows where in the formula you can find it, and provides an example...
Khan Academy
Khan Academy: Algebra: Ca Algebra I: Quadratic Equation
Demonstrates solutions to problems #53-57 of California Algebra I released state test questions. Problems address an understanding of solving quadratic equations by completing the square and the quadratic formula. [10:14]
Khan Academy
Khan Academy: Algebra: Quadratic Formula 3
Explains how to determine the number of solutions a quadratic equation has based on the value of the discriminant. [4:59]
Khan Academy
Khan Academy: Algebra: Discriminant for Types of Solutions for a Quadratic
Explains how to interpret the value of the discriminant to determine the number and types of solutions of a quadratic equation. [4:37]
Khan Academy
Khan Academy: Algebra: Discriminant of Quadratic Equations
Identifies the quadratic formula and discusses what the values of the discriminant indicate about the number and types of solutions for a given quadratic equation. This video also appears in the Algebra: ck12.org strand. [10:14]
Virtual Nerd
Virtual Nerd: Solving Quadratic Equations by Inspection, Taking Square Roots
Pick from a variety of tutorials to teach how to solve quadratic equations using various methods.
Khan Academy
Khan Academy: Quadratic Odds and Ends: Quadratic Equation
This video demonstrate an understanding of solving quadratic equations by completing the square and using the quadratic formula.
Khan Academy
Khan Academy: Linear Algebra: Singular Matrices
Video explains why a matrix is singular if its determinant is 0. Relates why the inverse does not exist to solving systems of linear equations and vector combinations. This video also appears in the strand Algebra: Matrices. [14:27]
Khan Academy
Khan Academy: Inverting Matrices: Singular Matrices
Video explains why a matrix is singular if its determinant is 0. Relates why the inverse does not exist to solving systems of linear equations and vector combinations.
Khan Academy
Khan Academy: The Quadratic Formula: Example 3: Using the Quadratic Formula
Explains how to determine the number of solutions a quadratic equation has based on the value of the discriminant.
Sophia Learning
Sophia: Figuring Out the Discriminant
Students learn how to determine the discriminant and use it to find the real solutions to a quadratic equation. Videos and graphs are included in the resource.