TY  - BOOK
AU  - Foerster,Paul A.
TI  - Precalculus and trigonometry explorations
SN  - 1-55953-653-5
U1  - 516.24 
PY  - 0000///004
CY  - CA
PB  - Key curriculum press
KW  - Trigonometry
KW  - Functions
KW  - Calculus
KW  - GEOMETRY
N1  - Includes bibliographical references and index
ER  -