Real math help.
How Do You Find The Discriminant of a Quadratic Equation With 2 Solutions?
Note:
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!
Background Tutorials
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Evaluating Expressions
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How Do You Use the Order of Operations?
If you're trying to simplify some math expressions, you have to do it in the right order. If you've ever wondered how to do that, check out this example tutorial where you'll see exactly what order you need to follow:)
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Graphs of Quadratic Functions
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How Do You Find the a, b, and c Values of a Quadratic Function?
When you're dealing with quadratic equations, it can be really helpful to identify a, b, and c. These values are used to find the axis of symmetry, the discriminant, and even the roots using the quadratic formula. It's no question that it's important to know how to identify these values in a quadratic equation. This tutorial shows you how!
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Definitions for Quadratic Functions
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What is the Standard Form of a Quadratic?
Got a quadratic polynomial? Want to put it in standard form? Watch this tutorial to learn the steps it takes to make sure a quadratic polynomial is in standard form!
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Solving Quadratics Using the Quadratic Formula
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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!
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Further Exploration
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Solving Quadratics Using the Quadratic Formula
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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!
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Using the Discriminant
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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!
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