00831nam a2200193Ia 4500 CTU_102531 210402s9999 xx 000 0 und d 512 T422 Thinkwell's precalculus : Companion workbook With Edward Burger [Austin] Thinkwell Corporation 2004 The book consists of interactive exercises with feedback, review materials, real-life applications, a student help center and free technical support. Features for the professors: A custom website, custom reports and tracking, community features, test bank and test, free technical support and professor help center Algebra,Trigonometry,Precalculus Năm, H.Mai Trung tâm Học liệu Trường Đại học Cần Thơ