Posts by JDM Educational Staff

Quadratic equations appear all the time in math, and you need to know how to solve them.  The quadratic formula is one method that helps you to solve these equations. So, when do you use the...

Quadratic equations appear often in algebra, and they need to be solved!  The quadratic formula helps you to do this – but sometimes it is confusing to remember the difference between these...

We can add and subtract matrices, but sometimes we might want to multiply a matrix.  This raises the question of if we can square a matrix – and if so, when. So, can you square a...

Relations and functions are important for seeing connections between two data sets.  However, it is also important to know the key distinction between a function and a relation. So, what is...

A logarithm is just another way to talk about exponents.  When we talk about logs, we are interested in the base, the power (exponent), and the result – and also whether they can be negative...

If you are working with a scatterplot, you are probably looking for a line of best fit as well.  It helps to understand what the line of best fit is used for – that way, you can get a better...