Fitting of a parabola/ fitting a second degree polynomial by method of least squares

Dear students, based on students request , purpose of the final exams, i did chapter wise videos in PDF format, if u are interested, you can download Unit wise videos by clicking the below links TEAM Education • 3 hours ago Click the links Unit 1:ODE First order Differential Equations https://drive.google.com/file/d/1NTal... Unit 2: Higher order DE. https://drive.google.com/file/d/1NYx2... Unit 3: Multiple Integrals https://drive.google.com/file/d/1Nhv_... Unit 4:Vector Differential Calculus https://drive.google.com/file/d/1NjRS... Unit 5:Vector Integral Calculus Part 1 https://drive.google.com/file/d/1O-xA... Unit 6: Vector Integral Calculus Part 2 https://drive.google.com/file/d/1O1gS... Unit 7: Special Functions Beta & Gamma Functions https://drive.google.com/file/d/113Sb... Unit 8: Functions of Single Variables https://drive.google.com/file/d/19SN5... in friends in this video we are discussing fitting a second degree polynomial , this topic we are chosen form curve fitting