# R.D. Sharma Solutions Class 9th: Ch 4 Algebraic Identities Exercise 4.4

#### Chapter 4 Algebraic Identities R.D. Sharma Solutions for Class 9th Math Exercise 4.4

**Exercise 4.4**

1. Find the following products:

**Solution**

2. If

*x*= 3 and*y*= − 1, find the values of each of the following using in identify:**Solution**

3. If

*a + b*= 10 and*ab*= 16, find the value of*a*^{2}−*ab + b*^{2}and*a*^{2}+*ab*+*b*^{2}**Solution**

**Solution**

**Solution**

**Solution**