Mouctar Online – Math Site

Proportions and scientific notations

April 22, 2020 0

Proportions and scientific notations Before discussing proportions, let’s revisit the . Percent: Usually we see fractions where the numerator is . This is mainly the case of decimal fractions and some other common fractions. We […]

Limits and Continuity

August 21, 2017 0

Theory of Limits Idea of the Limit: A number is the of as approaches , if the number can be made as close to as we choose sufficiently near but not equal to . In […]

Trigonometric formulas and identities

December 16, 2016 0

Trigonometric formulas and identities Since we have seen all the basic formulas, we are going to start listing them now and prepare for problem solving. In some cases, We’ll add some extra steps to show […]

Applications of Derivatives and Higher order

August 28, 2017 0

Higher order Derivatives In the following formulas, we show the higher order derivatives before diving into practical applications. If we define functions Like , , and with being the variable and a natural number: The […]

Introduction aux sections coniques

March 9, 2020 0

Introduction aux sections coniques Les sections coniques peuvent être engendrées lorsqu’une ligne oblique tourne autour d’une ligne verticale en l’intersectant. On obtient deux cônes joints à cette intersection et s’étend indéfiniment vers le haut ou vers le […]

Factoring

March 25, 2020 0

FACTORING: Factoring is another step we must refresh to be able to simplify and solve equations. Simply put, if we cannot factor, chances are that we cannot simplify. For a giving number, we have to […]

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 [...]
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 [...]
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 [...]

Intersecting curves. Simultaneous Equations.