Analytic geometry
Al-Kashi, Heron,Bretschneider’s, Brahmagupta’s and Coolidge formulas
The Bretscheiner’s formula helps find the area of a non-cyclic quadrilateral, that cannot be inscribed in a circle, using only side lengths and possibly one angle measure or one diagonal length. After the Bretschneider’s formula, […]
MD06CE: Logs and Exponentials
MD06CE: Logs and Exponentials The following execises will be used to practice solving problems related to logarithms and exponential functions. These are hands-on and may be solved through our videos.
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, […]
Fonctions trigonométriques élémentaires
Fonctions trigonométriques élémentaires Après l’introduction des trois fonctions trigonométriques (Sinus, cosinus et tangente) d’un angle , nous allons introduire leurs inverses à ne pas confondre avec les fonctions inverses. Sécante: C’est l’inverse de la fonction […]
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 .
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