sin(a + b) & cos(a + b) - Discovery

Topic:Angles, Triangles, Trigonometric Functions

Directions are given in the applet below.

Use your results to write 2 new trigonometric identities from what you now see. After doing so, go to the following applet: http://tube.geogebra.org/m/1651617

New Resources

Perpendicular Lines: Quick Exploration
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
bewijs stelling van Pythagoras
Function art 3D - waiting shed (v2)
Pythagorean Template: Integer Legs

Discover Resources

Activity 4.7 - Example 2 Graph
Direct & Inverse Variation
Coordinates of a point in space
Untitled
Volume of Spheres with Proof

Discover Topics

Quadratic Functions
Parallelogram
Tangent Line or Tangent
Differential Calculus
Parabola