### Inequalities

Topics Description
Introduction to Inequalities
Inequalities on a Number Line

What's a Logarithm? How to calculate logarithms by hand. We learn what a logarithm actually is, definition of a logarithms. We also learn how to evaluate logarithms by hand. We start with standard results such as $$log_2(8)=3$$ and slowly work our way towards learning how to show that $$log_9(27)=\frac{3}{2}$$.