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# Posts by JDM Educational Staff

link to Mean vs Median (7 Common Questions Answered)
link to What Is Quadratic Factored Form? (4 Common Questions Answered)
link to How To Factor By Grouping (3, 4, 5, or 6 Terms!)
link to All About Logarithmic Functions (7 Common Questions Answered)
link to What Is An Odd Function? (5 Common Questions Answered)
link to Can A Function Have Repeating Y Values? (3 Key Ideas)

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...

Factoring by grouping is a useful technique for higher-order polynomials or for one that do not factor easily. So, how do you factor by grouping? To factor by grouping, look at smaller...

All About Logarithmic Functions (7 Common Questions Answered)

Logarithms are often used in science to model things like sound (decibels), earthquake strength (Richter scale), and pH (for the strength of acids or bases). Logarithmic functions have some...

Functions are useful in many areas of mathematics, and odd functions have an interesting property that is worth investigation. So, what is an odd function? Algebraically, an odd function...

We know that a function cannot have different y values for a single x value. However, that still leaves the question of whether different x values can lead to the same y value as output. So,...