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 […]
Trigonométrie
L’avion qui survole
MD05CF: L’avion qui survole, Trigonométrie Un navigateur à bord d’un navire au mouillage mesure l’angle inclinaison d’un avion qui approche et trouve 28 degrés. La measure a été faite à 10h 59m 50s. L’altitude de […]
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, […]
Java
Number of Occurrences
The following Java Code generates random numbers. Put them in an array and prints the number of times each one occurs in the Array. Only generated numbers will be listed. import java.util.Random;public class Histograms […]
Algebra
Introduction to Conic Sections
Introduction to Conic Sections Conic sections can be generated when one slanted line revolves around an intersecting a vertical line . We get two cones joined at the intersection and expading indefinitely upward and downward. […]
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 […]
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