# NCERT Class 9 Mathematics Solutions: Chapter 9 – Algebraic Expressions and Identities Exercise 9.5 Part 3

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**Question 3:** Find the following squares by using identities:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

**Answer:**

**(i)**

**(ii)**

**(iii)**

**(iv)**

**(v)**

**(vi)**

**Question: 4** Simplify:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii)

**Answer:**

**(i)**

**(ii)**

**(iii)**

**(iv)**

**(v)**

**(vi)**

**(v)**

**(vi)**