# Blog

## Ratio Theorem – Vectors

In this lesson on vectors, we’ll look at how to apply ratio theorem to find the position vector of a point that lies between 2 other points.

## Collinear

Points are said to be collinear if they lie on the same straight line. In the diagram, points, A, B and C are collinear as…

## Parallel Vectors

In this lesson on vectors, we’ll look at how to check or prove that 2 vectors are parallel to each other.

## How to denote Vectors

In this lesson, we look at the different ways of denoting vectors in Math.

## Introduction to Vectors

A vector has both direction and magnitude. Equal vectors 2 vectors are equal to each other when they have the same direction and same magnitude.…

## Using Method of Difference to find the Sum of A Series

A brief introduction on method of difference The method of difference can be used to find the sum of a series if the term can…

## Finding summation using the graphic calculator Ti84

Here, you’ll learn how to find summation using the graphic calculator, Ti84.

## Summation Σ

In this post, we’ll look at an introduction to summation notation, how it is used, and commonly used formulae.

## Geometric Progression (GP)

In this post, we’ll look at what is an geometric progression (GP), examples of GP, general formula for terms and sum of of GP.

## Arithmetic Progression (AP)

In this post, we’ll look at what is an arithmetic progression (AP), examples of AP, general formula for terms and sum of of AP.

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