Trigonometry
Sum and difference formulas
Sum and difference formulas We have seen in the past cases where we had to use these sum and difference formulas. At this stage, we are now exploring them to be able to use them […]
Articles by Mouctar
Trigonometry
Trigonometric functions: Tangent of an angle
Trigonometric functions: Tangent of an angle We are following our introduction to the trigonometric functions. It was necessary to go through some reminders in geometry to be able to understand the next topics in Trigonometry. […]
Trigonometry
Elementary trigonometric functions
Elementary trigonometric functions After having introduced the first three trigonometric functions of a given angle , now we are going to introduce their reciprocals. Secant: This is the reciprocal of the noted .
Trigonometry
Graphs of Elementary Trigonometric Functions
Graphs of Elementary Trigonometric Functions To see the functions in a clear manner, we’ll graph the trigonometric functions on the same graph as their reciprocals This means that the curve and the curve are graphed […]
Algebra
Project bonus 2: Quadratics with parameters
Project bonus 2: Quadratics with parameters Project bonus 2: Quadratics with parameters Given the following equation: 1. What values of make this equation, an equation with 2 roots? 2. Find the values of so that […]
Geometry
Quadrilaterals
Quadrilaterals Quadrilaterals A quadrilateral is a polygon that has four sides. The line segment sides lie within a single plane. Quadrilaterals with non-coplanar sides are called “SKEW”. PARALLELOGRAM: A parallelogram is a quadrilateral in which […]
Trigonometry
Trigonometric functions
Trigonometric functions Trigonometric functions Unit Circle radius is 1 (Unity): Before we dive into the trigonometric functions, it is understood that the student already knows the following: -Basic knowledge of similar triangles. -Definition of circle. […]
Geometry
Circle Essentials
geometry-lesson-5-circle-essentials Circle Essentials A circle is a set of all points in a plane that are equidistant to a given point called center. We have introduced the unit circle in trigonometry. -The is a segment that […]
Calculus
Formula for reducing the power of the integrand
The formula is used to lower the power of the integrand to more practical powers.If we have the following form: The general following formula should be used to solve this type of integrals. We will […]
Calculus
Ostrogradsky’s method
This method is used to isolate the algebraic part in indefinite integral of the rational functions To find This is the Greatest Common divisor of and its derivative. To find : To find and we […]
Contacts
Algèbre
Introduction aux matrices
Introduction aux matrices Avant de commencer la résolution des équations, je vais rapidement introduire le calcul matriciel. Les tables peuvent à tout moment être représentées sous forme de matrice. On peut dire qu’une matrice est une forme de […]
Algebra
Matrix Calculation
Introduction to matrices Introduction to Matrices Before we start solving multiple equations, I have to introduce the matrix calculations. Tables can be represented by what we call matrices. A matrix is a type of rectangular […]
Algebra
Order of Operations
Order of Operations Whether you are programming or dealing with simple Algebra factors, it is essential to know the order of operations. It is obvious that even when we look at some social media small […]
Algebra
Algebraic identities
Algebraic identities We have already used lot of identities in our generic problems we solved. It is important that we learn the basic algebraic identities and how to sue them depending on the situations. We […]
Algèbre
Identités remarquables
Identités remarquables Nous avons déjà utilisé les identités remarquables dans beaucoup d’exercices. Il est important de connaître les identités remarquables et de savoir les utiliser quand l’occasion se présente. Nous n’avons pas parlé de binôme […]
Algebra
An introduction to Complex numbers
An introduction to Complex numbers Complex numbers are numbers in the form of . They are widely used and make lengthy solutions very short in various fields like Electrical Engineering, Navigation, etc… In this form, […]
Algebra
Demos and Proofs
Prove that: While it is not allowed to drop in home works, we can still give hints when you put it in our forum.Let and be a square.We will use two variables and to prove […]