Ka-ching! The sound of the register as you see the cashier pick out cash and coins to give you your change for your purchase. But how does the cashier know what types of change to give you so you don't get flooded with coins? Well, the correct answer would be to return all $0.83 with pennies, [...]

# Category: Math

## Graphs Beyond the Coordinate Plane (Part 1)

The world of graphs is not a grid; rather, it is the connection of circles and lines.

## Biostatisticians: what are they?

Biostatisticians are a growing field that emerges both biology and statistics in order to develop new observations, ideas, and accomplishments in these subjects. According to the US Bureau, job openings are expected to grow by an incredulous 34% in the next 10 years. This increase is directed by the vast growth of the health sector, [...]

## Derivatives

Derivatives are an essential part of calculus and they are used in many different fields such as engineering, business, biology, and physics. The derivative is the instantaneous rate of change of a function or simply put, the slope of a tangent line at a certain point. Derivatives are very useful because they can be used [...]