Class 9th Math Unit 4-Exercise 4.2 Question 6, 7- 9 Maths Exercise 4.2 Q6,Q7 -Mathematics 9th PTB 

In this video I will explain you the solution of Unit 4 Exercise 4.2 Question 6 ,Question 7 of class 9th Mathematics.
If you want to get the Lecture of unit 4 Exercise 4.2 Question 1 (i,ii) of class 9th Mathematics so click on the below link.
• Class 9th Math Unit 4-...
If you want to get the Lecture of unit 4 Exercise 4.2 Question 2,3 of class 9th Mathematics so click on the below link.
• Class 9th Math Unit 4-...
If you want to get the Lecture of unit 4 Exercise 4.2 Question 4, 5 of class 9th Mathematics so click on the below link.
• Class 9th Math Unit 4-...