# Algebra Tutorials

## Fractions and Their Operations

A fraction corresponds to a number of the form \ where $$a$$ and $$b$$ are integer numbers, and it can be thought as "$$a$$ divided by $$b$$". For example, the numbers \ are fractions. The only restriction for the fraction \( ...

## The Quadratic Equation Formula: The meaning of the term -b/2a

You have probably wondered many times what is the meaning of the quadratic formula. I mean, you probably know how to use the formula, this is, if you are presented with a problem involving some kind of quadratic equation, you know that the following ...

## Functions: What They Are and How to Deal with Them

The concept of function is extremely important and it is absolutely omnipresent in Math. That is why we need to give it a good brush up, before attempting to understand some of the goodies that will come afterwards when go deeper into Calculus ...

## Math Cracks – A Cool Approach to Integration by Parts

Introduction The idea of integration by parts sounds quite scary for many Calculus students, and I think there is a good reason for that. First of all, integration by parts is a technique that involves two steps (or more) instead of one step as most ...