Intersecting curves. Simultaneous Equations.

Trigonometry

The passing Airplane

The passing Airplane The passing Airplane A navigator on board a ship at anchormeasures the angle of inclination of 28 degrees to an approaching airplane at exactly 10:59:50Hrs. The altitude of the plane at that […]

Trigonometry

Solving trigonometric equations

Solving trigonometric equations Angle of elevation: In most trigonometric problems, you’ll see the word “Angle of elevation”. The angle of elevation of an object is the angle formed by the horizontal and the line from […]

Calculus

Integration table

Integration table In the previous chapters, we have used an extensive amount of formulas for the indefinite integration. While we have not started the definite integrals calculation, it is handy to have some of the […]

Algebra

Sequences and series

Sequences and series This is a quick summary of sequences and series for a refresh purpose only. We will explore various situations so we can get up and running in problems involving series. When we […]

Geometry

Circle Essentials

geometry-lesson-5-circle-essentials Circle Essentials A circle is a set of all points in a plane that are equidistant to a given point called center. We have introduced the unit circle in trigonometry. -The is a segment that […]

  • 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 [...]

L’avion qui survole

by MathWizGle in Trigonométrie 0

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 [...]