The Quadratic Formula and the Discriminant

Popular Tutorials in The Quadratic Formula and the Discriminant

How Do You Solve a Quadratic Equation by Using the Quadratic Formula?

One of the many ways you can solve a quadratic equation is by using the quadratic formula. The quadratic formula is usually chosen when the other methods won't work or are difficult to use. In this tutorial, see how to solve a quadratic equation using the quadratic formula!
How Do You Find The Discriminant of a Quadratic Equation With 2 Real Solutions?

In a quadratic equation, the discriminant helps tell you the number of real solutions to a quadratic equation. In this tutorial, see how to find the discriminant of a quadratic equation and use it to determine the number of solutions!
How Do You Find The Discriminant of a Quadratic Equation With 1 Solution?

In a quadratic equation, the discriminant helps tell you the number of real solutions to a quadratic equation. In this tutorial, see how to find the discriminant of a quadratic equation and use it to determine the number of solutions!
How Do You Solve a Word Problem Using the Quadratic Formula?

When you mail a package, you need the right sized box. But what if you don't have any boxes? Just make one out of cardboard! Follow along with this tutorial to see how math can help you figure out the dimensions of a box created from a piece of cardboard!
What is the Quadratic Formula?

If you're solving quadratic equations, knowing the quadratic formula is a MUST! This formula is normally used when no other methods for solving quadratics can be reasonably used. In this tutorial, learn about the quadratic formula and see it used to solve a quadratic equation. Take a look!
How was the Quadratic Formula Derived?

Ever wonder how mathematicians came up with the quadratic formula? Wonder no more! This tutorial takes you through the process of deriving the quadratic formula, so even if you forget it on an exam, you'll be able to derive it and then use it to solve your quadratic equation! Check it out!
How Do You Solve a Quadratic Equation With Complex Solutions by Using the Quadratic Formula?

You can never get too much practice working with the quadratic formula, especially when the solution includes complex numbers! Watch this tutorial to see the quadratic formula be used to find the complex solutions to a quadratic equation.
How Do You Use The Discriminant to Determine the Number of Real or Complex Solutions to a Quadratic Equation?

You can use the discriminant to find the number and kind of solutions to a quadratic equation! This tutorial shows you how to find the discriminant of a quadratic equation and use it to figure out how many and what kind of solutions the equation will have.
What is the Discriminant?

The discriminant of a quadratic is a great way to quickly figure out the number and type of solutions to a quadratic equation! This tutorial introduces you to the discriminant and shows you how to find and interpret it.