# NCERT Class 9 Solutions: Polynomials (Chapter 2) Exercise 2.5 – Part 1

Glide to success with Doorsteptutor material for NSTSE Class-8: fully solved questions with step-by-step explanation- practice your way to success.

**Q-1** Use suitable identities to find the following products:

Solution:

Using identify

Using identify

Using identify

Using identify

Using identify

**Q-2** Evaluate the following products without multiplying directly:

Solution:

**Q-3** Factories the following using appropriate identities:

Solution:

(Applying)

(Applying)

(Applying)