Real and imaginary numbers
In this article we’re going to be looking at how to use real and imaginary numbers. Below is a quick summary of what will be covered in this article. √(-1) = I and i²...
Tagged: A level
Differentiating functions given parametrically
In this article we shall explore how to find the gradient of a curve that has been given in parametric form. The important rule to remember when working with curves that have been described...
Binomial expansion articles
In this series of articles we shall explore binomial expansion. In this series you will learn how to use binomial expansion for positive integral indexes, use binomial expansion to expand (a + bx)n and...
Area under the curve of parametric equations
This article continues from the previous article. It may be a good idea to read through it before attempting this. This articles explores how to find the area. We know that to find the...
Converting parametric equations into Cartesian equations
This article continues from the previous article. It may be a good idea to read through it before attempting this. This article explores how to convert parametric equations into a Cartesian equation. We shall...
Using parametric equations in coordinate geometry
This article is a continuation from the previous article. This article covers how to use parametric equations in coordinate geometry. You can use parametric equations to solve problems in coordinate geometry. We can see...
Using parametric equations to define coordinates
This article explores using parametric equations to define coordinates of a point. Parametric equations can be used to define the coordinates of a point. In parametric equations the coordinates of x are expressed as...
Parametric equations
In the following series of articles we shall explore parametric equations in coordinate geometry. The following articles shall look at sketching the graph of a curve given its parametric equation, using the parametric equation...
Converting improper fractions into partial fractions
This article is a continuation from the previous article. I highly recommend reading through it before attempting this. This article explores how to convert improper fractions into partial fractions. We can split improper fractions...
Repeated linear factors in the denominator of partial fractions
This article is a continuation from the previous article. This article explores partial fractions with repeated linear factors in the denominator. A fraction that has repeated linear factors in the denominator can be expressed...