TY  - BOOK
TI  - Precalculus: algebraic and trigonometric functions, vol. 7 : Trigonometric ratios
AV  - QA 305 .P74 1971  
PY  - 1971///
CY  - San Rafael, California
PB  - Individual Learning Systems, Inc.
KW  - PRECALCULUS -- SINE -- COSINE -- TRIGONOMETRIC RATIOS
N1  - Unit Nine: Trigonometric Ratios -- Module 32. Sine and Cosine Identities -- Module 33. Trigonometric Identities and Equations -- Module 34. Complex Numbers in trigonometric Form
N2  - In unit nine you will learn to identify the amplitude, period, and shift of sine and cosine functions and use these values to sketch the graphs of the functions. You will work with additional identities involving the sine and cosine ratios as well as other trigonometric ratios
ER  -