Equation, Inequation, System of equation and System of inequation Part 22

Equation, Inequation,  System of equation and System of inequation Part 22

Equation, Inequation, System of equation, and System of inequation is a new mathematics book to strengthen foundation knowledge for high school students. It should be used for all students in grade 9, 10, 11, and 12 from beginner to advanced level.

This book is translated from Viet Nam maths book named: Dai So So Cap by author Tran Phuong and Le Hong Duc into Khmer language by Mr. Keo Serey. 

Because of this book is so long have a lot of lesson so we will try to share it step by step to all Khmer students. So please keep calm and wait for it to be finish. 

Now let enjoy Part 22