Pre-Calculus in 2019
32 simple tricks for quick mental calculations
by
Perelman, Yakov
Computer Solved: Nonlinear Differential Equations
by
Ettl, Joe J.
Pre-Calculus Workbook for Dummies
by
Sterling, Mary Jane
Insights into High School Math: Contains questions with answers, workshops, and review
by
Lambert, D. S.
Introduction to limits: easy mathematics
by
Harrison, Adrian
The Calculus of Happiness: How a Mathematical Approach to Life Adds Up to Health, Wealth, and Love
by
Fernandez, Oscar E.
Active Prelude to Calculus
by
Boelkins, Matthew
Elective Mathematics for Senior High Schools
by
Frempong, George N.