NCERT Class 9 Mathematics Solutions: Chapter 9 – Algebraic Expressions and Identities Exercise 9.3 Part 3 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Product of a Sum and Difference

Question 4:

(a) Simplify: and find values for

(b) Simplify: and find its value for



, put the value of

Put the value of


(i) For ,

(ii) For

(iii) For

Question 5:

(a) Add:

(b) Add:

(c) Subtract:

(d) Subtract:

Answer: 5






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