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

Reflection = 180° Rotation about a Line
seo tool
Pitfalls of Disk/Washer Method
အခြေခံ data အခေါ်အဝေါ်များ
Making New Year's resolutions for 2026

Discover Resources

Polygon by Area
Module3_1FunctionAndDerIntersect
Naming Figure 2
Урок 15.

Discover Topics

Quadratic Functions
Linear Programming or Linear Optimization
Coordinates
Addition
LCM and GCD