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

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Nobody Likes to Be a Semicircle
A Happy Polar Leaf
Curves
အခြေခံ data အခေါ်အဝေါ်များ
Bessel Function

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Plot 3 points
Divisão de fracionário por um inteiro
Construction 4 of Sides and Angles of a Parallelogram Theorem

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Perimeter
Logarithm
Geometric Distribution
Calculus
Differential Equation