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 .
Algebra
Solutions of cubic Function
Solutions of the cubic Function We have already discussed most of it in our polynomials discussion. The following discussion takes care of all possible values of the solution when we are facing a problem involving […]
Analytic geometry
Inscribed Circles from the Lounge
Inscribed circles, from the lounge Problem 23: A circle of center has been inscribed in a square ABCD, of side 16 meters. In the following figure, a smaller circle of center and tangent of Circle […]
Trigonométrie
Résolution d’Equations trigonometriques
Résolution d’Equations trigonometriques Angle d’élevation: On rencontre le mot “Angle d’Elevation” dans beaucoup de problèmes de trigonométrie. L’angle d’élevation d’un objet est l’angle formé entre l’horizontale et la demie-droite passant par cet objet. Le sommet […]
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 […]
Calcul Différentiel et Intégral
Théorie des Limites
Théorie des Limites Notion de limite: Un nombre est la de quand tend vers , si le nombre peut s’approcher infiniment de en choisissant suffisamment proche ou égal à . Dans ce cas nous aurons […]
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