General maths (10th) chapter 1 exercise 1.1 Question-8

Описание: In this online lecture,Online Tutor explains Matric part 2 General Mathematics Chapter 1 "Algebric Formulas and Applications" in Urdu.The topic being discussed is Exercise 1.1, Question no 8 As per National syllabus 2006 and National Text book and Learning Materials Policy 2007 Authorised by THE PUNJAB CURRICULUM AUTHORITY PUNJAB , punjab text book board Lahore/Sindh text book board/KPK text book board 10th Class book 2 lecture is conducted in Urdu/hindi/English. This lecture for 10th class Mathematics Chapter 1 is created for all students who want to prepare this topic in detail. Following are some important formulas used in mathemaics.a2 – b2 = (a – b)(a + b)(a+b)2 = a2 + 2ab + b2a2 + b2 = (a – b)2 + 2ab(a – b)2 = a2 – 2ab + b2(a + b + c)2 = a2 + b2 + c2 + 2ab + 2ac + 2bc(a – b – c)2 = a2 + b2 + c2 – 2ab – 2ac + 2bc(a + b)3 = a3 + 3a2b + 3ab2 + b3 (a + b)3 = a3 + b3 + 3ab(a + b)(a – b)3 = a3 – 3a2b + 3ab2 – b3