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# Posts by JDM Educational Staff

link to Prime Numbers (6 Answers To Common Questions)
link to Change The Shape Of A Parabola (4 Shifts & Transformations)
link to How To Solve & Graph Quadratic Inequalities (6 Cases)
link to Can A Quadratic Be Negative? (7 Common Questions Answered)
link to Mean vs Median (7 Common Questions Answered)
link to What Is Quadratic Factored Form? (4 Common Questions Answered)

Prime numbers are a central topic in number theory. They are useful in cryptography, and they have many interesting properties as well. Of course, there are some common questions about prime...

Graphing a parabola is one thing, but making a change so that it has a different shape or position is another. Changing the shape of a parabola involves adding and multiplying by certain...

Solving and graphing quadratic equations is one thing, but quadratic inequalities add another layer of work to be done. However, if you have a method, you can solve these problems without much...

Quadratics appear all the time in algebra, and we know that x2 is positive (or zero) for every real x. However, this still leaves the question of whether a quadratic function can return...

Mean and median are used often in statistics to help summarize the values in a data set. However, there are questions about how they are related, how they differ, and what they mean. So,...

What Is Quadratic Factored Form? (4 Common Questions Answered)

A quadratic has 3 different forms, and we can switch between all of them with a little algebra. The factored form is helpful for several reasons, so it pays off to know what it is and what it...