Algèbre
Selections
Selections Un échantillon des types d’exercices que nous entendons résoudre, pour montrer comment des simples problèmes peuvent paraître difficiles. Problème 1: Résoudre en
Areas of circles and triangles
Areas of circles and triangles Perimeter of a triangle: The perimeter of a triangle is the sum of its 3 sides. In the following figure we have: is the of the triangle.
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 .
Trigonométrie
Fonctions hyperboliques
Fonctions hyperboliques Nous avons déjà utilisé les fonctions hyperboliques dans certains de nos passages. Ce qui suit n’est qu’un sommaire qui pourra nous permettre d’utiliser ces fonctions dans des passages qui suivront. Nous examinerons leurs […]
Trigonometry
Unit Circle, important angles
Unit Circle, important angles Now that we have seen some of the trigonometric functions, it is time to start putting elements together to get ready for solving trigonometric problems. In this part of our trigonometry adventure, we […]
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 […]
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