Notes (Solutions) of Chapter 04: Quadratic Equations, Text Book of Algebra and Trigonometry Class XI (Mathematics FSc Part 1 or HSSC-I), Punjab Textbook Board, Lahore.
The following notes are provided by M. Shahid Nadeem, Lecturer in Mathematics, Punjab College Wah Cantt. We are very thankful to him for providing these notes.
The following notes are provided by Mr. Akhtar Abbas. A video explanation of the solutions is available at his YouTube channel Suppose Math.
The following short questions was send by Mr. Akhtar Abbas.