Exercise 4.2 class 10 maths question 2 July 8, 2019 16 32 64 128 Class 10 maths chapter 4 exercise 4.2 question 2 in hindi Ex 4.2 class 10 q6 Question number 14 exercise 5.2 Lesson 10 homework 4.3 Lesson 10 homework 2.4
