Ganit Manjari Ex 4.3 Q 3 | Expand the following using the identity (a+b+c)² | Class 9 Maths

In This video we will do class 9 maths (ganit manjari) ex 4.3 q 3. 📚Topic Covered : ✔️we will do questions based on following identities. (a+b+c)²=a²+b²+c²+2ab+2bc+2ca These identity is very useful for exam. we will solve following question: Q 3:- Expand the following using the identity (a+b+c)²=a²+b²+c²+2ab+2bc+2ac (i) p+3q+7r)² (ii) (3x-2y+4z)² This video is for class 9 students.