Rivera, Ferdinand.
Math challenges senior: enhancement exercises for high school math/ by Ferdinand Rivera - Makati: Basic Media Systems, c1998 - v.4., 48 pages: illustrations; 18 cm - Math Challenges; v.4 .
9716590725
Mathematics--Problems, exercises,etc
QA 95 / .R524s 1998
Math challenges senior: enhancement exercises for high school math/ by Ferdinand Rivera - Makati: Basic Media Systems, c1998 - v.4., 48 pages: illustrations; 18 cm - Math Challenges; v.4 .
9716590725
Mathematics--Problems, exercises,etc
QA 95 / .R524s 1998