Functions: Trigonometric Functions Archive

(+) Use special triangles to determine geometrically the values of sine, cosine, tangent for π/3, π/4 and π/6, and…

(+) Use the unit circle to explain symmetry (odd and even) and periodicity of trigonometric functions.

Choose trigonometric functions to model periodic phenomena with specified amplitude, frequency, and midline.*

(+) Understand that restricting a trigonometric function to a domain on which it is always increasing or always decreasing…

(+) Use inverse functions to solve trigonometric equations that arise in modeling contexts; evaluate the solutions using technology, and…

Prove the Pythagorean identity (sin A)^2 + (cos A)^2 = 1 and use it to find sin A, cos…

(+) Prove the addition and subtraction formulas for sine, cosine, and tangent and use them to solve problems.

Understand radian measure of an angle as the length of the arc on the unit circle subtended by the…