## Mathematics Videos Dnatube

#### Functions Part 2

More examples of solving function problems is shown in...

#### Introduction to functions

This math video is an introduction to functions whihc...

This math video solves quadratic inequalities using...

#### Quadratic Formula (proof)

Deriving the quadratic formula by completing the square.

#### Quadratic Equation part 2

2 more examples of solving equations using the quadratic...

#### Real Numbers and Complex Numbers

This video will explain the difference between real...

#### Introduction to the quadratic equation

Introduction to using the quadratic equation to solve 2nd...

#### Complex Numbers (part 2)

This math video shows dividing complex numbers. Complex...

#### Complex Numbers with Problem Solving

There are a certain type of numbers which you can write...

#### i and Imaginary numbers

Introduction to i. Raising i to arbitrary exponents.

#### Solving a quadratic by factoring

This math video solves a quadratic by factoring.

#### Level 1 multiplying expressions

(Ax+By)(Ax+By) formula is shown in this science video.

#### Age word problems 3

Part 3 of the presentation on age word problems are shown...

#### Age word problems 2

Second set of age word problems

#### Solving Linear Equations

This video shows how to solve word problems. It mainly...

#### Solving Word Problems

Among the word problems,the most common is age word...

#### Advanced ratio problems

More advanced ratio problems from Khan Acedemy is solved...

#### Introduction to Ratios

Basic ratio problems from KhanAcademy.org are solved in...

#### More percent problems

Slightly harder percent problems are demonstrated in this...

#### Systems of equations

Systems of equations are explained in this science video.

#### Growing by a percentage

Growing a quantity by a percentage is demonstrated in...

#### Taking percentages

How to take a percentage of a number is shown in this...

#### Integer sums

Adding sums of consecutive integers is demonstrated in...

#### Learning to Calculate Averages

A step by step guide on how to calculate averages...