It sounds like you're referring to the for College Linear Algebra by Abdur Rahman . This is a well-known textbook in some South Asian universities (especially in Bangladesh and parts of India), often used for introductory linear algebra courses at the undergraduate level.
College Linear Algebra By Abdur Rahman | Solution
It sounds like you're referring to the for College Linear Algebra by Abdur Rahman . This is a well-known textbook in some South Asian universities (especially in Bangladesh and parts of India), often used for introductory linear algebra courses at the undergraduate level.